Brock interviews Dr. T. Colin Campbell, author of "The China Study".
Dr. Campbell discusses the findings of his studies regarding nutrition and cancer research, and outlines several "Principles" that he and his partner, Dr. Caldwell Esselstyn determined over decades of research.
Colin also mentions that he has a new book coming out in the spring of 2013, addressing issues about why we chose the current nutritional model (the wrong model), and other controversial topics regarding nutrition, health, and disease.