He received his medical degree from the College of Medicine, University of Nigeria. Dr. Benjamin research focus is on diabetes mellitus, obesity, growth hormone, and vitamin D physiology. Dr. Benjamin is currently the principal investigator on a randomized, double-blind, placebo-controlled trial of the effect of adjunctive vitamin D on liver fat in patients with type 2 diabetes and nonalcoholic fatty liver disease. Dr. Benjamin is the Director of Outreach Sub-Committee of the Communications Committee of the Society for Pediatric Research.