7 OCT 2022 · David D. Clarke, MD is President of the Psychophysiologic Disorders Association. He is also Assistant Director at the Center for Ethics and Clinical Assistant Professor of Gastroenterology Emeritus both at Oregon Health & Science University in Portland, Oregon, USA. He is board-certified in Gastroenterology and Internal Medicine and practiced Gastroenterology in Portland from 1984 to 2009. During that time, he successfully treated over 7000 patients whose pain or other symptoms were not explained by diagnostic tests. The ideas are described in his book They Can’t Find Anything Wrong!, which was praised by a president of the American Psychosomatic Society as “truly remarkable” and named by Brit & Co to be one of the five best mind-body books ever written. He is also the lead editor for the professional textbook Psychophysiologic Disorders. He lectures about Psychophysiologic Disorders to health care professionals and the public across North America and in Europe and has appeared on over 100 television and radio broadcasts. The PPD Association website is EndChronicPain.org.