Met his co-author while they were undergraduates at Brown University and their shared fascination with the diversity of poo brought them together to write this book. Josh holds an MBA from Stanford University and lives in the San Francisco Bay Area with his wife.

Dr. Sheth holds a medical degree from Brown University and is currently a gastroenterology fellow at Yale University School of Medicine. He lives in Connecticut with his wife and two-year old son. Despite his love for poo, Anish is known to frequently disappear when his son's diaper is in need of changing.