Joseph Weiss, MD, FACP, FACG, AGAF is Clinical Professor of Medicine (Gastroenterology) at the University of California, San Diego. He is the author of numerous books including "To 'Air' is Human, Everything You Ever Wanted to Know About Intestinal Gas", "Artsy Fartsy, Cultural History of the Fart", "AirVeda, Ancient & New Medical Wisdom: Digestion & Gas", "You Don't Know Sh*t! Until You Read This Book", "The Scoop on Poop! Flush with Knowledge", "The Quest for Immortality: Advances in Vitality & Longevity", "How Do You Doo? Everybody Pees & Poops", and the comprehensive thirty-two resource volume "Digestive Health & Disease, An Illustrated Encyclopedia on Everything You Ever Wanted to Know About Digestion and Nutrition". He is an award-winning international public speaker recognized for unique and engaging presentations that exemplify 'edutainment'. The website www.smartaskbooks.com has a complete list of books and programs.