Every habit-forming activity follows the same behavioral and neurological patterns, says New York Times business writer Charles Duhigg. His new book The Power of Habit explores the science behind why we do what we do -- and how companies are working to use our habits to market products to us.
"Retail Anthropologist" Paco Underhill. He studies and tracks the habits of shoppers in order to learn the best way to lead them to make purchases. His retail consulting firm, Envirosell, has helped big-name companies such as McDonald's, Levi Strauss, and Blockbuster to study their customers' browsing and buying habits. (REBROADCAST FROM 3-26-97) (Interview by Barbara Bogaev)