What Neurobiology Can Tell Us About Suicide

The biochemical mechanisms in the brain underlying suicidal behavior are beginning to come to light, and researchers hope they could one day lead to better treatment and prevention strategies.

Written byCatherine Offord
| 21 min read

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ABOVE: © Lynn scurfield

The first time Kees van Heeringen met Valerie, the 16-year-old girl had just jumped from a bridge. It was the 1980s and van Heeringen was working as a trainee psychiatrist at the physical rehabilitation unit at Ghent University Hospital in Belgium. As he got to know Valerie, who’d lost both legs in the jump and spent several months at the hospital, he pieced together the events leading up to the moment the teenager tried to end her life, including stressful interactions with people around her and a steady accumulation of depression symptoms.

Van Heeringen, who would later describe the experience in his 2018 book The Neuroscience of Suicidal Behavior, says Valerie’s story left a permanent impression on him. “I found it very difficult to understand,” he tells The Scientist. He asked himself why anyone would do “such a horrible thing,” he recalls. “It was the first ...

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Meet the Author

  • After undergraduate research with spiders at the University of Oxford and graduate research with ants at Princeton University, Catherine left arthropods and academia to become a science journalist. She has worked in various guises at The Scientist since 2016. As Senior Editor, she wrote articles for the online and print publications, and edited the magazine’s Notebook, Careers, and Bio Business sections. She reports on subjects ranging from cellular and molecular biology to research misconduct and science policy. Find more of her work at her website.

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Published In

January/February 2020

A Light in the Dark

Unpacking the Complex Neurobiology of Suicide

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