Dr. Risco received his DVM degree in 1980 from the University of Florida and advanced clinical training as an intern in private dairy practice at the Chino Valley Veterinary Associates, Ontario, California. He is a diplomate in the American College of Theriogenologists. From 1982 to 1990, he was a full partner at Chino Valley Veterinary Associates, a 9 veterinarian dairy practice. In 1990, he joined the faculty as an Assistant Professor at the University of Florida College of Veterinary Medicine. He became full Professor in 2002, was Chair of the Department of Large Animal Clinical Sciences from 2012 to 2018, and named Professor Emeritus in 2018. He is currently Dean of the Oklahoma State University, College of Veterinary Medicine.