The legacy of suicide

When families compare their health histories, they may not mention one risk that appears to be handed down: the tendency for severe depression. Christopher Lukas writes of a tragic thread of suicide that claimed his brother, mother and several other family members.

Guests

• Christopher Lukas: Author of "Blue Genes: A Memoir of Loss & Survival."

Resources

• Christopher Lukas' Web site
• National Council for Suicide Prevention