Today on Health & Longevity, Dr. John Westerdahl features guest, T. Colin Campbell, Ph.D., Professor Emeritus in Nutritional Biochemistry at Cornell University and Author of 'The China Study' and 'Whole: Rethinking the Science of Nutrition'. Dr. T. Colin Campbell has been at the forefront of nutrition research for more than 50 years. His legacy, The China Project, is the most comprehensive study of health and nutrition ever conducted. Dr. Campbell has revolutionized the way we think about our food, with evidence that a whole food plant-based diet, is the healthiest way to eat for health and longevity. On this program, Dr. Campbell discusses the scientific nutrition concepts of his latest book, 'Whole: Rethinking the Science of Nutrition'.