Mark Bittman is the author of 30 acclaimed books, including the beloved ‘How to Cook Everything’ series. His TED Talk has more than 4 million views, and for more than two decades his popular and compelling stories appeared in the New York Times.Dr David L. Katz is the founding director of Yale University’s Yale-Griffin Prevention Research Centre and founder/president of the True Health Initiative, a non-profit organisation that promotes healthy, sustainable diet and lifestyle. Katz is recognised globally for expertise in nutrition, weight management, and the prevention of chronic disease. He has a social media following of nearly 1 million.