Episode 13: Big Brother? What Your Grocery Store Knows About You

Published: May 3, 2007, 11 a.m.

b'The question this week: Does your local grocery store know more about you than you do? We take a look at the research that\\u2019s been done to learn more about your behavior in the supermarket and how... Show notes and more available at http://www.thepsychfiles.com'