What are some of the reasons athletes use drugs? How is doping different from other technological advances we see being adopted in sport? What impact does doping have on young athletes? On The Point, Thomas Murray joins us to discuss these and related topics. His new book is titled Good Sport: Why our Games Matter and How Doping Undermines Them . A lso see the U.S. Anti Doping Agency website. Mr. Murray is giving a book talk at Titcomb's books in Sandwich on Sunday .