He is the author of a number of book chapters, scientific studies, as well as surgical training videos for the orthopedic surgery community. He hopes to bridge the gap between exercise and orthopedic medicine. His perspective can help avid CrossFitters avoid injury and make them aware of potential problems that can develop with poor technique or form. Daniel holds an M.D. from the UC Irvine, completed his residency in Orthopedic Surgery at the University of Southern California, and is currently finishing his fellowship in advanced Shoulder and Elbow Surgery at the renowned Rothman Institute in Philadelphia, PA.