Since 1992, he has conducted research on patient safety, and his work was cited numerous times in the Institute of Medicine's landmark report on medical error. He has collaborated closely with Dr. Robert Helmreich and numerous other colleagues throughout the UT System to translate safety practices from aviation to healthcare. Dr. Thomas attended The University of Texas at Austin and The University of Texas Southwestern Medical School and completed his internal medicine residency at UT Southwestern affiliated hospitals. In 1994, he completed a general internal medicine fellowship at Brigham and Women’s Hospital and received a Masters in Public Health from Harvard University. Kenneth W. Kizer, M.D., M.P.H.