Dr. Koroluk received his DMD degree from the University of Saskatchewan, his certificate in pediatric dentistry and MSD degree from Indiana University, and his certificate in orthodontics and MS degree from the University of Minnesota. He is a Diplomate of the American Board of Orthodontics and the American Board of Pediatric Dentistry as well as having fellowships in both Pediatric Dentistry and Orthodontics with the Royal College of Dentists of Canada. He was a faculty member at the University of Saskatchewan from 1986-1998 where he also served as chair of the Department of Community and Pediatric Dentistry. Since 1998 he has been on faculty at the University of North Carolina - Chapel Hill, School of Dentistry, where he has a joint appointment in the Departments of Pediatric Dentistry and Orthodontics and served as Chair of the Orthodontics Department from 2014-2017. He also maintains practices in both orthodontics and pediatric dentistry.