Dr. David Clarke is President of the Psychophysiologic Disorders Association (www.ppdassociation.org) and is a Clinical Assistant Professor of Gastroenterology Emeritus and Assistant Director of the Center for Ethics both at Oregon Health & Science University. He is board-certified in Gastroenterology and Internal Medicine, and practiced in Portland, Oregon from 1984 to 2009. David Clarke has received numerous awards for excellence in patient care. Dr. Clarke received his B. A. in psychology from Williams College (Phi Beta Kappa), and his medical degree from the University of Connecticut in 1979. Since then he has successfully cared for thousands of patients with stress illness, often sent to him after other doctors were unable to help them. He has been a visiting professor at Oxford University Hospital in England and at the Royal Children's Hospital in Brisbane, Australia. He was twice named a Top Doctor in Portland Monthly magazine.Dr. Clarke's book They Can't Find Anything Wrong! was published in October, 2007. Leading medical school professors gave it strong endorsements and he is invited to speak at teaching hospitals and medical conferences throughout North America and in Europe. Dr Clarke has done over 100 broadcast interviews. His twenty TV appearances include WABC (NY), WGN (Chicago), WJLA (D.C.), KRON (SF), WFAA (Dallas) and radio interviews include Rosie O'Donnell, Montel Williams and KKZZ, KRLA & KPFK (Los Angeles), WLTW & WOR (New York), WBZ (Boston) and KYW (Philadelphia). The book has been featured in several magazines (including Elle).For his own stress he prescribes playing indoor soccer, photography, hiking among mountains, adventures with his family and his wife's cooking. He lives in Happy Valley, Oregon, which is near Portland. His web site and blog called "The Stress Check-Up" can be found at www.stressillness.com.