Michael Greger, MD, is a physician, bestselling author, and internationally recognized speaker on nutrition, food safety and public health issues. He is the author of the international bestseller How Not to Die as well as the cookbook based on his lifesaving science The How Not To Die Cookbook. He runs the popular website NutritionFacts, a nonprofit, science-based public service providing free daily videos and articles on the latest in nutrition research. Dr Greger also proudly serves as the Director of Public Health and Animal Agriculture at the Humane Society of the United States. Gene Stone has written many books on animal protection and plant-based nutrition, including the #1 New York Times bestseller, Forks Over Knives. He has also co-written the bestsellers How Not to Die, The Engine 2 Diet and Living the Farm Sanctuary Life, as well as The How Not To Die Cookbook.