We welcome Doctor Jim Hotaling as a contributor to Maledoc. Doctor Hotaling is a male infertility specialist with interests in erectile dysfunction, surgical innovation, epidemiology of infertility, and the statistical genetics of male infertility. He graduated magna cum laude from Dartmouth with majors in chemistry and history, completed medical school at Duke in 2006, and finished a six year urology residency at the University of Washington in 2012. Â His goal is to expand the scope of genetic tests available to enable patients and physicians to understand what causes male infertility. He’s also studying how bicycle riding contributes to erectile dysfunction and how to solve that problem with engineering. Welcome, Doctor Hotaling!