Suicidology: Data and Evidence
Sep 22, 2026 · 24 min · 7 segments
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Chances are that if you've been to a bridge or any major landmark that is from a height, you might see a sign that says something like, there's hope, make a call.
But from the suicidology point of view, The intention there is to obviously reduce suicidal outcomes of people going to heights to jump.
But the question that we're going to look at today is whether or not it actually lowers the number of people who die at that spot.
So, you know, not to get ahead of ourselves, but generally what we find for things like this is there is some evidence that maybe distress in the moment is lessened, but we usually don't find evidence of reduction of suicides themselves.
The Samaritans in the UK and US suicide prevention centers really got these started in the 50s, 60s and 70s.
And as the evidence started coming out, you know, there was some reason to be positive.
A very early study by Bagley in 1968 showed lower suicide rates in towns that had Samaritan's branches versus those that didn't.
Unfortunately, almost a decade later, a group led by Jennings, um, at all, um, uh, couldn't replicate that.
Um, and so it's, it's one of those things where the initial evidence was positive.
Um, In the American Journal of Public Health, there was a small observational reduction in US counties with prevention centers, but that was only seen specifically in younger white women.
Chances are that if you've been to a bridge or any major landmark that is from a height, you might see a sign that says something like, there's hope, make a call.
But from the suicidology point of view, The intention there is to obviously reduce suicidal outcomes of people going to heights to jump.
But the question that we're going to look at today is whether or not it actually lowers the number of people who die at that spot.
So, you know, not to get ahead of ourselves, but generally what we find for things like this is there is some evidence that maybe distress in the moment is lessened, but we usually don't find evidence of reduction of suicides themselves.
The Samaritans in the UK and US suicide prevention centers really got these started in the 50s, 60s and 70s.
And as the evidence started coming out, you know, there was some reason to be positive.
A very early study by Bagley in 1968 showed lower suicide rates in towns that had Samaritan's branches versus those that didn't.
Unfortunately, almost a decade later, a group led by Jennings, um, at all, um, uh, couldn't replicate that.
Um, and so it's, it's one of those things where the initial evidence was positive.
Um, In the American Journal of Public Health, there was a small observational reduction in US counties with prevention centers, but that was only seen specifically in younger white women.
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