His research focuses on the digestion, absorption, and utilization of energy and macronutrients of feed ingredients, as well as digestive physiology, feed ingredient evaluation, and nutrient management. His honors include the Pork Information Partner Award and the Research Award from Gamma Sigma Delta. He serves on several national committees, including the Nonantimicrobials Working Group and the Animal Science Committee, both of the National Pork Board, and the editorial board of the Journal of Animal Science. He received a Green Diploma in Agriculture (Farmer?s Licence) from the Farmer?s Agricultural School in Graasten, Denmark, his M.S. in animal science from the Royal Veterinary and Agricultural University in Denmark, and Ph.D. in animal science from the University of Illinois.