Dr. Douglas Zipes will talk about his novel Ripples in Opperman’s Pond. The book is a high-stakes thriller set in the world of big-money medicine. A chain of events culminates in a life-or-death decision two brothers never thought they would have to make. Dr. Doug Zipes graduated from Dartmouth College, Harvard Medical School, and Duke University Medical Center. As distinguished professor at Indiana University School of Medicine, he has published 14 textbooks and more than 800 medical articles.