David H. Trock, M.D., is Chief of Rheumatology at Danbury Hospital in Danbury, Connecticut. Through his more than twenty years of clinical experience, he has become particularly skilled in diagnosing and helping people with fibromyalgia. Dr. Trock is Associate Professor at Yale University School of Medicine.

Frances Chamberlain is an experienced medical writer who is an expert at turning complicated medical information into accurate, easy-to-understand language for the lay audience.  Her most recent projects are Biology Made Simple and Psychology Made Simple.