The FITNESS Fit 50: The Best Breakthroughs in Food

Brian Wansink, PhD, Healthy Food Fighter

For the past year, Brian Wansink, PhD, the Cornell University researcher who helped us understand why we overeat, has been busy in Washington, D.C., serving as executive director of the USDA Center for Nutrition Policy and Promotion. Experts in the field vigorously applauded the unprecedented appointment of a food psychologist -- perhaps he can save us from supersizing. Wansink, who returns to Cornell early next year, says, "Even if eating healthy hasn't been your priority, a small change today can, over time, have a huge impact."

Avoid overeating with these tips