Less materialism makes for happier people...plus it's better for the environment. Psychologist Miriam Tatzel explains.

Dick talked with Dr. Miriam Tatzel, a psychologist at Empire State College in New York, about why true happiness involves personally fulfilling activities and social relationships more than the pursuit of money and possessions...and how this happens to be better for the environment,  too. You can read more about positive psychology and the pursuit of happiness here.