Personality is shaped by the combined forces of biological,
situational, and mental processes all embedded in a sociocultural
and developmental context. Sue Klebold is the mother of Dylan
Klebold, one of the two shooters who committed the Columbine High
School massacre, murdering 12 students and a teacher. She's spent
years excavating every detail of her family life, trying to
understand what she could have done to prevent her son's violence.
In this difficult, jarring talk, Klebold explores the intersection
between...