Dr. Petur Jonsson, professor of economics and chairman of the Department of Finance, Economics, Entrepreneurship, and Marketing at Fayetteville State University, explains how traditional economic models can miss an important element of human nature. Jonsson offered these comments during a Sept. 20, 2010, speech to the John Locke Foundation’s Shaftesbury Society. To watch full-length presentations of John Locke Foundation events, click here.