John Eric GoffJohn Eric Goff is Professor of Engineering Practice at Purdue University, with a joint appointment in the Weldon School of Biomedical Engineering and the School of Mechanical Engineering. His research focuses on the physics and engineering of sport, ncluding soccer-ball aerodynamics and modeling of professional cycling. He is the author of Gold Medal Physics: The Science of Sports and The Physics of Krav Maga. Read More Read Less