Minneapolis Bridge Collapse

What's at the heart of heroism?

Research suggests that selfless and altruistic behavior may be more hardwired in some people than others.

Guests

• Samuel Oliner: Sociology professor at Humboldt State University in California. He is the founder and director of the Altruistic Personality and Prosocial Behavior Institute.
• Stephen Post: Professor of bioethics at Case Western Reserve University's medical school. He is author of "Why Good Things Happen to Good People: The Exciting New Research that Proves the Link Between Doing Good and Living a Longer, Healthier, Happier Life."
• David Sloan Wilson: Evolutionary biologist at State University of New York at Binghamton.

Resources

• About Stephen Post
• About David Sloan Wilson
• About Samuel Oliner