Speaking of Psychology - The Science of Suicide Prevention, with Matthew Nock, PhD

Episode Date: September 16, 2026

The U.S. suicide rate today is almost identical to what it was a century ago, even as death rates from many other causes have dropped. Matthew Nock, PhD, of Harvard University, discusses why it’s so... hard to predict who will act on suicidal thoughts -- and when; how new tools, from electronic health records to smartphone sensors, are helping researchers understand risk in real time; what interventions show the most promise; why stigma and fear keep us from discussing suicide; and why open conversations are key to prevention. Learn more about your ad choices. Visit megaphone.fm/adchoices

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Starting point is 00:00:00 Before we begin today's episode, please be aware that we will be discussing suicide and mental health struggles. If you or someone you know is struggling or in crisis, help is available. You are not alone. Call or text 988-988 lifeline.org to reach the suicide and crisis lifeline. Services are free, confidential, and available 24-7. Each year, nearly 50,000 Americans die by suicide, and suicide is the second leading cause of death among people ages 15 to 34, according to the American Foundation for Suicide Prevention. Many millions more experienced suicidal thoughts, and one of the biggest challenges in suicide prevention, is figuring out who is most at risk and when that risk is greatest. Researchers have spent decades trying to answer those questions, but suicide remains difficult to predict. Now, though, new technologies and research methods are giving scientists new ways to study suicide risk in real time.
Starting point is 00:01:07 So why is it so hard to predict who will attempt suicide and how are new technologies changing what we know about suicide risk and prevention? What interventions are available to help? And what can you do if you're worried about someone in your life? life. Welcome to Speaking of Psychology, the flagship podcast of the American Psychological Association that examines the links between psychological science and everyday life. I'm Kim Mills. My guest today is Dr. Matthew Knock, the Edgar Pierce Professor of Psychology at Harvard University, and co-director of the Center for Suicide Research and Prevention at Harvard and Mass General Brigham. His research aims to advance our understanding of why people behave in ways that are harmful to themselves with an
Starting point is 00:01:56 emphasis on suicide and other forms of self-harm. He uses a range of methods, including epidemiologic surveys, lab-based experiments, and clinic-based studies to better understand how these behaviors develop, how to predict them, and how to prevent them. His work has been funded by grants from the National Institutes of Health and several private foundations and has been published in more than 300 scientific papers and book chapters. In 2011, he was awarded a MacArthur Fellowship, also known as a genius grant. Dr. Knock, thank you for joining me. Thank you so much for having me on. And thanks for covering this topic as well. Really appreciate it. Absolutely. It's very important. And I want to start by saying, I read a quote from you saying that the suicide rate in the U.S. hasn't really
Starting point is 00:02:42 budged in 100 years, although we've made great progress against many other leading causes of death. So let's start there. Why is it so hard to predict and prevent suicide? Yeah, that's a great question. And if I can, I'll qualify the quote a little bit. The suicide rate now in this year is virtually identical to what it was 100 years ago. So that's the big top line finding. The rate does ebb and flow. So if you read, newspapers, you'll say, well, the suicide rate has gone up the past 20 years. Sure, but it went down the 20 years before that. So I think zooming out, I think what's most striking for me is, is the rate hasn't really changed. And if you look at other leading causes of death, heart disease,
Starting point is 00:03:25 cancers, pneumonia, tuberculosis, motor vehicle accidents, the mortality rate for each of those has plummeted in the past 100 years, not so for suicide. So that's the big, I think, important contrast. Why is that? I think the reason is for all of those other causes of death, we've paid a lot of attention to them. We've allocated funding and significant scientific efforts
Starting point is 00:03:47 to try and understand them and predict them and prevent them. And we've translated those findings into action. There's huge campaigns decades ago for wearing seatbelts. We talked a lot more about motor vehicle accidents and the importance of wearing seatbelts. And people wear them a lot more now and people die less from motor vehicle accidents. HIV AIDS came on and we didn't cure it, but we developed amazing interventions that now decreased suffering and increased length of life. Not so for suicide. We haven't had the same advances.
Starting point is 00:04:18 And for me, that's the thing we really need to talk about and focus on. And I think it's largely because of stigma, that it's still, people are still afraid to talk about suicide to focus on suicide and do the things that are required to make the same changes in this area. So all the more reason I'm glad that this podcast is focusing on this topic, just trying to be part of the solution. How common are suicidal thoughts and what percentage of people who think about suicide actually attempted? Yeah. When we do surveys or we find a large representative sample of the population and ask, have you ever in your life had serious thoughts of suicide? Around the world, 9% of people say, yes, I have.
Starting point is 00:05:02 In the U.S., that number is about 15%. So 15% of people in the U.S. say, at some point in my life, I've seriously considered ending my life. Pretty consistently, around the world, a third of people who have that thought will actually make a suicide attempt. So it's 3%, globally, 5% in the U.S. And that ratio is pretty consistent. A third of the people who think about suicide will make an attempt.
Starting point is 00:05:28 Two-thirds won't. So just having suicidal thoughts is not destiny. Suicidal thoughts are especially common in young people when we do surveys of U.S. high school students, anonymous surveys, so we had a higher yes rate on them because there's not fear of being found out and intervened upon.
Starting point is 00:05:46 And about 20% of high school students in the U.S. say, in the past year, I've thought about killing myself. So one in five of our young people in high school are having these thoughts. So they're not so uncommon developmentally. But it's the acting on them that's rarer. But it's out of pretty common if it's 5% of the time. And is that a pretty steady number with young people or has that changed over time? It's fairly steady. In the past 10 years or so, the numbers from, um,
Starting point is 00:06:16 surveys of high school students, some of these rates have ticked up a little bit. So from 2013 to 2023, the rate of high school students saying that they're really sad or hopeless has increased over those 10 years from 30% to 40%. The number of students saying they've seriously considered suicide has increased from 17% to 20%. So they're ticking up slightly over the past decade. There's especially high in girls. Females consistently have higher rates of suicidal thinking and non-lethal suicidal behavior, those identifying as LGBTQ plus, about 40% say that they've had thoughts of suicide in the past year, so especially high rates. And that gender ratio flips for suicide death. Men are four times more likely to die by suicide
Starting point is 00:07:06 than are women. And that's true in the U.S. and it's true in every country around the world. And is that because they just tend to use more lethal methods? Yeah, that's the thing. that men are more likely to use firearms and similarly lethal methods, whereas women are still more likely to die by firearms as a method that's the most common one in the U.S. that are more likely than men to use less lethal methods, overdose, and so on. Right. Now, we know that things like previous suicide attempts, mental illness, and substance use, are associated with suicide risk, but how good are those factors at predicting what an individual
Starting point is 00:07:44 person will do? they're not great. One of the biggest takehomes from suicide research is over the past 50 years, we've identified a lot of risk factors for suicidal, let's say, thoughts, attempts, and death, factors that by their presence are associated with an increased risk of suicidal outcomes. The difficulty is going from knowing that something is a risk factor to figuring out who's at risk and when they're at risk and being actually able to predict and prevent the outcome. Take mental disorders as an example. Studies have shown that 90 to 95% of people who die by suicide had a prior diagnosable mental illness.
Starting point is 00:08:28 Not diagnosed, diagnosable. It was present. It might or might not have been identified. Well, that's great. So we know that most people who die by suicide had a mental illness. Well, most people with mental illness don't die by suicide. So just knowing that someone has depression doesn't tell us, for instance, whether that that person is going to think about suicide, whether that person's going to make a suicide attempt,
Starting point is 00:08:50 in what year are they going to do so, in what month, in what week? So for intervention purposes, knowing that a person has risk factors is useful, but where the rubber hits the road, it's much more challenging to convert that into action and prevention. Are the predictors of suicide different for different groups of people? In other words, are they different for adolescents versus young adults versus older folks? If so, how? There are some differences, but there's a lot more commonalities than there are differences. So we've looked at suicidal behavior in children, adolescents, adults, older adults, army soldiers, military veterans, college students, people in at this point, over three dozen countries from around the world as part of this WHO initiative, the World Mental Health Survey.
Starting point is 00:09:39 And what's, I think most striking is just a consistency. Mental disorders are important everywhere we look. in every population we look at. Depression is the disorder people think most about. When I think about suicide, it seems to consistently be useful for predicting whether a person has thoughts of suicide, but not who acts on those thoughts.
Starting point is 00:10:00 What predicts acting on the thoughts in terms of mental disorders, are disorders characterized by anxiety and poor behavioral control, intermittent explosive disorder, substance use disorders, and so on. This is true in young people, it's true in adults, as true in military service members,
Starting point is 00:10:17 it's true in veterans and so on. So there's a lot of commonalities. There are differences, as you might expect, people in the Army, for instance, have combat-related risk factors that just don't generalize to other groups. For adolescents, having siblings in the home, multiple parents in the home seems to be protective,
Starting point is 00:10:34 less of an issue for older people. So there are some differences that around the edges can help us tailor prediction models. But I would say the big finding here is just a consistency across all the different groups that we look at. And one thing I want to not related to any specific risk factor, but I want to say a little bit about what we know about why people die by suicide
Starting point is 00:10:52 to help make sense of some risk factors. And for me, this is really helpful in talking to people at risk and families. It's helpful. When we do qualitative interviews, we sit down and interview people who have tried to kill themselves after the initial emergency of the situation has passed and they're in a state where we can talk to them and interview them. And we say, why did you try and try and kill yourself. Far and away, the most common reason people give about 90% of the time is I wanted to
Starting point is 00:11:20 escape some seemingly intolerable circumstance, whether it was how I was feeling, thoughts I was having, a social situation, an interpersonal situation I thought I was in. There was a significant psychological pain that a person's experiencing, a narrowing of perspective in time and in options, and an idea that the only solution I have available to me is trying to end my life to get out of the situation. And that's what we're really trying to wrestle with and understand. So when you ask about risk factors, when I think about risk factors, I think about depression as helping to create the psychological pain that a person wants to escape from. And those other impulse control related factors that predict attempt, helping to generate action in a person when they're in this state of psychological pain. So for the listener, I would, if you're trying to make sense of, well, why do people think?
Starting point is 00:12:09 think about suicide, why do they try and die by suicide? It is the vast majority of the time about trying to escape from some seemingly intolerable, let's call it psychological pain. How do most clinicians assess the risk of suicide? I mean, what kinds of questions do they ask or should they ask and how do they weigh the different pieces of information and make decisions about, say, somebody who should be hospitalized and somebody who shouldn't? Yeah, that's a fantastic question, and it's actually, those are the exact questions we just asked in a qualitative study that we did with frontline clinicians. And we asked, almost verbatim to what you just asked, how do you assess suicide risk? So if someone's having thoughts of suicide, what we
Starting point is 00:12:53 encourage people to do is bring that person to an emergency department or call 911 or call 988 in the U.S. the national free anonymous hotline. And when you get to, let's say, the emergency department for those who aren't familiar what happens if you're if you're having thoughts of suicide uh you meet with a clinician just like you would if you had a cut or or or a broken broken wrist or something you meet with a clinician and they ask you questions to try and understand your mental state and to try and make an accurate assessment of whether you are imminent risk for hurting yourself or potentially hurting someone else or if you're unable to care for yourself the sort of standard criteria for determining whether you need a higher level of care, hospitalization, and so on.
Starting point is 00:13:38 And so we are doing research trying to understand, well, what are clinicians naturally asking to make those determinations? And we haven't fully finished analyzing a result, and we haven't published any yet, but I can share that there's great variability in the questions that clinicians are asking to try and understand suicide risk. And there's some variability in how clinicians are making determinations about who requires or might be expected to benefit from hospitalization. On one hand, it might be surprising. Shouldn't we have a standard way of doing this? And everybody asks the same questions.
Starting point is 00:14:12 And there are some standards. There's standard scales that people use to assess for the presence and severity of suicidal thinking. But clinicians are doing a lot of asking of questions and case conceptualization outside of that. And it's not surprising, then, that there's great variability, given the breadth of risk factors. There's dozens of risk factors for suicide. So how's, and the scales that are standard, don't ask about all those risk factors. So there's a lot of space there for clinicians to ask a lot of
Starting point is 00:14:42 different questions. And if you think about, you know, who should be hospitalized, there's a lot that goes into that beyond risk. It's not just, is this person at risk for suicide? It's, are they in treatment? Do they have a treatment team outside the hospital that can help keep them safe? What's their family situation? Do they have family members who are working closely with them to try and, uh, ensure their safety and improve their psychological health? Are they stably housed? Have they benefited from hospitalization in the past? So there's a lot of factors that might go into making a decision about hospitalization.
Starting point is 00:15:13 It's not such a simple cut and dry thing. There's also exciting new research that came out last summer by Ron Kessler, who is a leading psychiatric epidemiologist at Harvard Medical School, on the benefits of hospitalization for those at risk for suicide, and the variability in outcomes for people. who are hospitalized. And this is going to be cartooning it a little bit, but what he and his team found is,
Starting point is 00:15:38 it seems that not everybody benefits from hospitalization for suicide risk, perhaps not surprisingly. There's been a lot of debate about whether hospitalization is effective or not. And that's a difficult experiment to do because we don't want to not hospitalized people who we think are at risk just to do an experiment. What his study found is that for about half of people it seems to not make a difference, whether they were hospitalized or not in terms of their risk.
Starting point is 00:16:05 For about a quarter of people, they seem to get much better after a hospitalization. For about the other quarter of people, they seem to do worse after a hospitalization. So maybe it is the case that what happens in a hospital if you're at risk for suicide, intense psychotherapy, some medication management, maybe it's helpful for some people. They really benefit from that higher level of care in the short term. For some people, it doesn't make a difference. for some people, maybe they get worse in some way. We don't know why.
Starting point is 00:16:33 We don't know the mechanism yet, and this requires replication and so on. But it's an exciting step forward and starting to think really critically about what is it that we do when someone's at really high risk. And it doesn't seem to be the case that everyone's going to benefit by more care or everyone's going to benefit
Starting point is 00:16:49 from what we do in, let's say, a hospitalization. And to get back to your question, so clinicians on the front line are tasked with thinking about, is this patient in front of me going to get better if I make a decision to hospitalize them or not. And if we as researchers haven't yet provided this kind of information to clinicians in the front line in a consistent, reliable, valid way, just highlights from you that there's a lot more work for us to do to try and make the system better and make pathways of care work better than they do now.
Starting point is 00:17:20 What are the most effective interventions at this point? And how does it differ if, say, somebody is having suicidal thoughts and is not hospitalized, how do they get treated versus somebody who is hospitalized and gets a different level of treatment? I'll start with what happens outside the hospital, although there's some blurring here because things that happen outside the hospital, cognitive behavior therapy, for instance, also is delivered inside the hospital. So there's certainly some consistency across the two. Outside the hospital, in terms of psychological interventions, our strongest effects right now are for psychological treatments like cognitive therapy, cognitive behavior therapy for suicidal behavior.
Starting point is 00:18:03 There's a specific manualized intervention from Aaron Beck years ago and followed up by Greg Brown and others at University of Pennsylvania. Really excellent intervention for those at risk for suicide. So it takes a classic cognitive therapy, cognitive behavior therapy, and focuses on suicidal behavior risk. Dialectical behavior therapy. has shown pretty consistently to be a really helpful treatment for those at risk for suicide. And there's some newer suicide-focused interventions, one called CAMs, developed by Dave Jobs at Catholic University,
Starting point is 00:18:33 which is a collaborative approach to suicide risk where the clinician talks with a client, a patient, about what of the motivations, the drivers of their suicidal thinking and risk for suicidal behavior, and tries to validate those and approach them in a really collaborative way, a really exciting, new-ish intervention that's been made available. So there are some suicide-focused psychological interventions. I say suicide-focused in that they're designed specifically for people at risk for suicide, and they talk with the patient, the client, about suicide. They don't shy away from it.
Starting point is 00:19:07 It's to try to understand the motivation. What are you trying to accomplish with efforts in your life? And how can we teach you, work with you to help you develop skills that alleviate that pain, that teach you alternative ways of monitoring and, and managing that pain and help you build a life worth living. How do we increase the protective factors and the meaning in your life and the connections in your life? And that's in a nutshell, again, I'm cartooning this a little bit, but this is what these treatments
Starting point is 00:19:32 are trying to do. And there's evidence that they work, that they work for decreasing their risk of suicidal behavior. Those are largely historically developed and tested and implemented outside of hospitals. But increasingly, and there's some exciting work right now happening to try and tailor these interventions for use in inpatient settings. So make them very brief so they can be administered during a, let's say, five-day inpatient stay, and then followed after patients leave the hospital. So you learn some skills in the hospital when you're at this really high-risk period,
Starting point is 00:20:05 and then they get used and developed further when you leave. There's also pharmacological interventions that have shown to be effective. Mood stabilizers like lithium for people with bipolar disorder that seem to have anti-suicidal properties. There's evidence of people who get lithium with bipolar disorder, have lower risk of suicidal behavior, clausoryl for people with psychotic illness and so on. So there do seem to be some medications that work especially well for people out of risk for suicide.
Starting point is 00:20:32 And I mentioned bipolar disorder is a really high-risk disorder. 20% of people with bipolar disorder, sadly, will die by suicide. So it's really important that we try and develop effective interventions and anti-suicidal interventions for people at high risk. And lastly, and moving back to in-paysal. care. There's some really exciting psychiatric work happening on trying to develop more fast-acting treatments for people at risk for suicide. Listeners may have heard about the uses of ketamine as an antidepressant and anti-suicidal drug option. There's a lot of work now testing. How can we
Starting point is 00:21:08 get it to work for more and more people? Doesn't seem to work well for everyone. How durable are the effects of ketamine? ECT electroconvulsive therapy I know has a controversial history and some people have a concern with the ethics of administering shock to people but it does seem to be really effective for people with treatment-resistant depression
Starting point is 00:21:30 and it does seem to have pretty strong anti-suicidal properties. So in extreme cases when other interventions aren't working, it does seem to be an effective option. And perhaps related in terms of brain stimulation, Transcranial magnetic stimulation using magnets to try and change the activity of different brain circuits in a really targeted way. Also seems to have pretty good antidepressant and maybe antisoicidal properties.
Starting point is 00:21:58 And this is the treatment that's administered a few times a week for a number of weeks outpatient traditionally. And now researchers are experimenting with accelerated versions of TMS, transcranomagnetic stimulation, where you might get many treatments per day in a hospitalization to trillate, make the treatment more compact, so give you more sessions in an accelerated timeline, and that does seem to have good effects on depression, and we're experimenting how can that be used as a fast-acting treatment for suicide.
Starting point is 00:22:30 For me, it's a really exciting time, seeing interventions like these, ketamine, ECT, TMS, psychedelics are also getting increasingly experimented with, and bringing these to hospital settings where we have people for just a few days, when they're in this really high-risk state and testing, can we really turn levers in a targeted way and try and decrease people's risk while we have them safely
Starting point is 00:22:53 being treated in the hospital? This is especially important because the absolute highest risk time for dying by suicide is in the weeks after a hospitalization for psychiatric risk, which maybe is a little counterintuitive. You think if we get a person into psychiatric care, they're now going to be, you know, they're sort of out of the woods, but statistically speaking, the rate of suicide death skyrockets after discharge from a hospitalization. And I don't think that's because hospital is making people
Starting point is 00:23:24 suicidal. I think what's happening is we're doing a good job in the front end. We're finding people at risk. We're getting them into the hospital. We're getting them inpatient care. But we haven't yet identified strong enough interventions. And we aren't yet doing a good enough job monitoring people when they leave. What we do for suicide, what we do for psychiatric care, for psychological care, looks very different than what we do in heart disease and stroke in other areas of medicine where we do really careful monitoring of people. And we develop interventions that tailor treatment to the person based on scans that we're doing in a continuous way, think about heart disease. And we do intensive cardiac rehab after a person leaves a hospital after our heart attack.
Starting point is 00:24:06 for suicide, what we do is hospitalize someone, and then when they leave, we make a recommendation that they follow up and get outpatient care, see a psychologist, see a social worker, see a psychiatrist, but there's not the same level of follow-up that there is for other areas of medicine. So this is something that we're trying to get better at. Let's talk for a moment about technology. I know a lot of your work has focused on the use of technology and suicide prediction and prevention. Tell us more about that work. I mean, what kind of studies have you done and what are you finding? Here, too, I'm really excited. I think it's a really exciting time in our ability to understand, predict, and prevent suicide because of the kinds of technologies that are being developed. So I've been working in this area for 25, 30 years. And for all of this time and for many years, I know before, we've been sort of wringing our hands. Sorry, this is a roundabout answer to your short question. Ringing your hands because there's some challenging aspects of suicide. It's a low base rate behavior. So although it's a leading cause.
Starting point is 00:25:05 of death, it doesn't happen a lot in time and place. And it seems to be caused by the complex interaction of many different risk factors. We're doing specific studies to try and get better at prediction and prevention, but it's from this perspective of we've done this in other areas, can't we do the same thing here using the same kind of logic and data? So we're doing things like using electronic health record data that gets collected on all of us. Right. So you, I, hopefully, on some cadence, go to see our primary care doctor, maybe we go to see an outpatient therapist, maybe we get inpatient care,
Starting point is 00:25:40 and the doctors generate little numeric codes each time they see us and treat us and bill us, indicating what kind of problems, conditions we came in with and what kind of interventions were provided. That all gets, it used to be written down on pencil and paper and put in file folders and slid in a filing cabinet, as you and I may remember. Now, all of that's digitized.
Starting point is 00:26:01 So it's all zeros and ones, you know, on a server somewhere, what we found is we can apply statistical learning to those numbers and extract from them risk factors on the things that we know are important bipolar disorder do you have a bipolar disorder diagnosis do you have a depression diagnosis have you taken antidepressant have you said that you've experienced pain we can extract information from a lot of risk factors weight them add them up make a prediction about whether each patient's going to make a suicide attempt or die by suicide and we're getting pretty accurate predictions on whether someone's going to make a suicide attempt in the next month, are they going to die by suicide in the next year? Not perfect by any stretch. There's a lot of
Starting point is 00:26:45 error in our predictions. We have a lot of false positives. A lot of time the flag goes up saying this person's going to make a suicide attempt and they don't. And that's something we've got to wrestle with and there's a lot of debate in the field about how accurate do we need to be. How should we consider false positives, false negatives and so on. But in the past 10 years, these models have gotten increasingly accurate and I think increasingly actionable. So that's a big focus of our work now as I'm trying to use data that we already have in hand to get better at identifying which patients in our healthcare system are at high risk. And so we should attend more to decrease their likelihood of dying by suicide.
Starting point is 00:27:23 Another part of our work then picks up from there and says, now that we know someone's at risk in the next year, say, you get a person who their profile suggests they've got let's say a 40% chance of making a suicide attempt in the next year, but we don't know when. So we're doing in another line of work, we're following people by putting apps with their permission on their smartphone, and we're passively monitoring signals from their phone
Starting point is 00:27:51 or from a wrist-worn device. And we're getting, you know, simple stuff. We're sending people surveys, asking them, how are you doing today? What's your mood like? Are you alone? Are you with other people? Are you having any thoughts of suicide? And we're getting simple stuff.
Starting point is 00:28:04 about sleep and steps and GPS, are you in parks or are you in church or are you in liquor stores? Are you connected with other people? Are you calling and texting them? Are they calling and texting you? And we're getting some exciting findings. We just, we published a paper just recently in one of the APA journals, Journal of Psychopathology and Clinical Science, showing that we can we can identify in some of our best models about 87% of suicide attempts and hospitalizations to prevent a suicide attempt a week before they happen, just from the survey data. This isn't yet fully in all of the other sources of data that we have, step count and sleep and voice data samples we're getting and so on. And in a separate line of work, we're developing
Starting point is 00:28:46 and testing digital interventions that can be deployed to people right in time. So they're called just in time adaptive interventions. So it's Friday at 6 p.m. I see my clinician, I have a Tuesday morning and Friday at 6 p.m., my risk starts increasing. What do I do? How do I manage? How do I, do I wait until I see my clinician on Tuesday? Well, through our model, we're finding when people are at risk and we're deploying different kinds of interventions and we're doing little experiments to see what's the right intervention for the right level of risk for this person, to try and bring care to people when they need it, rather than relying only on our traditional psychotherapy model, which is coming to come in.
Starting point is 00:29:29 in to a brick and mortar clinic or log in to, you know, Zoom these days and see your clinician at once a week at a predetermined time. I think this is not a sufficient model to treat the ebb and flow of suicidal thoughts or alcohol use urges or drug urges or urges to binge and purge and so on. A lot of the behaviors that people struggle with don't follow the timeline of our predetermined psychotherapy sessions. So we're using new technology to try and respond to that and wrap treatment around the person rather than waiting for the person to come to us. I want to ask about the role of chatbots in this situation. I mean, are they for good or for ill in this case?
Starting point is 00:30:11 Yeah, it's a great question, and it's one that people are talking a lot about now, and there's a lot of signs coming out about this. I think of chatbots the same way I think about the Internet and the telephone and lots of new technology, dating back to, you know, the sharp object, is it used to, you know, cure disease and perform life-saging saving surgeries, or is it used to, you know, attack someone else? These are implements. These are tools, and it's up to us as humans to determine how we're going to use them for good or for evil, and they can be used in any direction we want. I'm optimistic about the
Starting point is 00:30:49 possibilities of using chatbots, of using large language models, as you can talk on my responses, that's using technology to try and help people. I talked about hand-wringing earlier that we've been doing for decades. A lot of what many of us have been lamenting for the past few decades is there's a lot of unmet need in terms of psychological illness, psychiatric illness. A lot of people struggle with depression and anxiety
Starting point is 00:31:13 and suicidal thoughts. And the average length of time that someone goes struggling with an illness, a mental illness, before they get treatment, is around eight years or so, eight to 10 years. There are evidence-based treatments available. Most people don't have access to them.
Starting point is 00:31:30 And there's great inequities in access to care based on how much what your income is, where you live, what part of the country of the world you live in. There might not be a psychologist or a psychiatrist for hundreds of miles. If only there was some way of democratizing treatment and making evidence-based psychological interventions
Starting point is 00:31:49 available to everybody when they needed them for a very low, cost were for free. And I think large language models, chatpots provide the opportunity to do that. Now, it's not a given. It's, you know, we've got to think carefully about this and be thoughtful and design them and program them and guardrail them in a way that leads them to provide helpful interactions. But I think it's for us to figure out how to do that. And for scientists and clinicians and health care providers and folks in the industry to work together to try and use these tools to help improve human health and functioning. But there's errors that can be made along the way,
Starting point is 00:32:28 and there's wrong ways of doing this that can certainly lead to harm as there are for any field or any new tool. I want to close out by asking for some practical advice for our listeners. What should parents, friends, relatives do if they know someone or they think someone they know is at risk of suicide? Should they talk to the people about it? I mean, how can you move past the fear of saying the wrong thing, starting the conversation and being helpful. Yeah. Great question. I'm glad you asked it. It's probably the most common question I get when I talk about suicide and, you know, to public groups is, what should I do? And isn't there harm in asking? This has been a fear for forever since I can remember. If I asked someone if the right was for suicide,
Starting point is 00:33:16 maybe that will give them the idea and it will be my fault. I will have made things worse. And at this point, there have been many experiments on this exact question and the results are very consistent. It is not harmful to ask people about suicide. It does not give people the idea to ask people about suicide. And the same way it doesn't ask people about homicide. Are you thinking about killing someone? No, but now that you mentioned it, now I'm going to go kill someone. It doesn't work that way.
Starting point is 00:33:40 Humans don't operate that way. And the same is true for suicide. And the first landmark study on this was by Maddie Gould at Columbia in 2005. and it was published in the journal Jama for those who are interested. And she did an experiment and asked some kids about suicide and not the others and then filed them up. And people who were asked about suicide were not more distressed, were not more likely to think about suicide, we're not more likely to engage in suicidal behavior.
Starting point is 00:34:04 And this has been replicated over and over again. It is safe to ask people about suicide. If you think someone might be thinking about suicide, you should absolutely ask them. Easier said than done. People are almost always nervous to ask a question. I study suicide for a living. I've been doing it for 30 years.
Starting point is 00:34:25 I still get nervous, admittedly, asking friends and family if I think they're at risk, asking the question for fear of how is someone going to respond? Are they going to get angry or is it going to damage our relationship in some way? But I've also learned more than anything over the past number of years, better to ask the question and have that conversation than to not and then to wonder, should I have approached a subject with them? I found over and over and over again, people in my experience are glad to have been asked.
Starting point is 00:34:54 It shows that you care. It opens up that channel of communication. So even if they say, no, you shouldn't ask me that. They now know you're someone they can go to and talk. It usually helps the relationship much more than it harms it. So what I always advise people to do is I use the acronym A-R, give somebody air, A-I-R. Ask the question and then show interest in the response, whatever it is, and then refer the person. Don't try and do this all in your own.
Starting point is 00:35:19 So asking the question, I usually ask it in a way of not just, are you going to kill yourself? I try and lead up to it. And I also don't ask it in a way that's leading a person to say no. I've seen a lot of people say, you're not thinking about suicide. Are you? That then requires the person. It's leading the witness, Your Honor. So I would ask, hey, it sounds like you're really down, whatever situation is, whatever information they're giving you.
Starting point is 00:35:44 Have things been so bad that you've thought about ending your life? dine. Have things been so tough, so difficult that you've thought about suicide? And pause and give them space to ask. I wouldn't pull for, don't pull for no as much as you might want to hear no. Ask in a very curious, the way I was taught, calm, dispassionate demeanor. Have things been so tough that you've been thinking about ending your life for suicide and then pause and let them respond? And then demonstrate interest. Not, whof, I'm glad you weren't or okay. Then you turn around and walk away. wow, sounds like that's tough for you, or, okay, I'm glad I asked, please let me know. Demonstrate interest in the person and follow up and, again, signal that it's okay to talk
Starting point is 00:36:25 with them about this and you're willing to have that conversation. Just as importantly, refer. Don't try and manage everything on your own. Don't try and do it all on your own. Refer the person to a clinician, if they have a clinician, one of their, if it's a child, their parent, their coach, their peers, their siblings. Most importantly, 9-8-8, bring. them to the emergency department, follow up and encourage them to, if they don't have a clinician,
Starting point is 00:36:51 you can help them find one. There are therapists finders online. I'm sure APA has has one. ABCT.org has one as well. You can go on and put in your zip code and find a clinician near you who does evidence-based treatment. So there are ways of finding help online if you don't have it readily available. But again, don't feel the need to do it all on your own. This is something we hear from people, especially common in young people anecdotally. Yes, I'm thinking about suicide. Please don't tell anyone. Promise me you'll never tell anyone. I would not make that promise. I have not made that promise. I would say, no, I care about you. I want you to be alive. This is why I asked. And so even if it means losing you as a friend, but I keep you alive, I'm going to go talk with someone about this.
Starting point is 00:37:35 I'm going to try and get you help. Well, Dr. Knock, I think that's very good advice. I want to thank you for all the great information you've given us today. This is a very important topic. Great. Well, thank you again for having me out and thanks for covering it. really appreciate all the work you all do. You can find previous episodes of Speaking of Psychology on our website at speakingof psychology.org or on Apple, Spotify, YouTube, or wherever you get your podcasts. If you like what you've heard, please subscribe and leave us a review. If you have comments or ideas for future podcasts, you can email us at speaking of psychology at APA.org. Speaking of psychology is produced by Lee Weinerman. Thank you for listening for the American Psychological Association.
Starting point is 00:38:17 Kim Mills.

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