Public Health Scene

Ancel Keys, who graced the cover of Time in 1961 and was dubbed "Mr. Cholesterol" for demonstrating the relationship between a fatty diet and heart disease, was included in Gourmet magazine's listing of "The 25 People Who Changed Food in America."

Keys, a renowned physiologist at the University of Minnesota, was also known for inventing K-Rations for the U.S. Army in World War II.

Go to the Gourmet slideshow

Learn more about Keys