Dr. Campbell has conducted extensive research into the influence of dietary and other behavioral interventions as they relate to cardiovascular health, longevity, cancer and diabetes prevention, and a host of other medical benefits. He is a leading scholar and authority on the role of diet and lifestyle changes in the prevention and treatment of disease. He and his father published The China Study in 2005. The book details the groundbreaking work that he has completed with his father in the area of the prevalence of cancer and its relation to our dietary habits.