Aggression

New studies on children and mice suggest a link between pesticide exposure and hormonal disruption, leading to learning disabilities and changes in aggressive behavior. Steve Curwood talks with Los Angeles Times environment reporter Marla Cone, who has been following the research.

We usually think people fight wars over political ideologies, or religion or ethnicity. But two researchers at York University in Toronto say there’s something even more basic operating. Psychology professor Neil Weiner and his protégé Chris Mesquida (mes-Queet-ta) contend that the presence of young, unmarried men can help steer a society toward a war of […]

Steve Curwood speaks with Dr. Herbert Needleman, author of a scientific study linking criminal aggression to lead levels in children’s blood. Dr. Needleman is a professor of psychiary and pediatrics at the University of Pittsburgh Medical school.