Suicide Check: Advances in Biopsychiatry may Lead to lab Tests for Self-Destructive Behavior and Other Mental Disorders

This article discusses advances in the search for biochemcial markers that can identify people with a predisposition to self-destructive behaviours. It is speculated that doctors may someday be able to give people a test that measures their level of serotonin, a brain chemical that affects mood & impulse control. The story of a man who killed eight people before committing suicide is included. The man was on Prozac, a drug which some people allege causes people to become violent or suicidal.