Dr. Colin Campbell was trained at Cornell and MIT in nutrition, biochemistry and toxicology. He spent 10 years on the faculty of Virginia Tech's Department of Biochemistry and Nutrition before returning to the Division of Nutritional Sciences at Cornell where he presently holds his Endowed Chair (now Emeritus). His principal scientific interests, which began with his graduate training in the late 1950's, has been on the effects of nutritional status on long term health, particularly on the causation of cancer. He has conducted original research both in laboratory experiments and in large-scale human studies, and has actively participated in the development of national and international nutrition policy.