Daniel T. Leung, M.D., MSc, is a Professor in the Division of Infectious Diseases at the University of Utah, where he holds the Dr. Thomas D. Rees and Natalie B. Rees Presidential Endowed Chair in Global Medicine. He is an Adjunct Professor in the Departments of Pathology (Microbiology & Immunology) and Population Health Sciences, serves as co-Director of the University of Utah Microbiota and Gastrointestinal Immunology Consortium (MAGIC), and is a member of the organizing committee of the Mountain West Microbiome Alliance (MoWMA). Dr. Leung earned both his B.Sc. and M.Sc. from the University of British Columbia, followed by his medical degree from Wake Forest University School of Medicine. He completed residency training in Internal Medicine at the University of Washington in Seattle and a fellowship in Infectious Diseases at Beth Israel Deaconess Medical Center and Harvard Medical School.

Board-certified in Infectious Diseases, Dr. Leung provides clinical care on the infectious diseases consult service at University of Utah Hospital and in the International Travel Clinic. He holds a Certificate in Travel Health from the International Society of Travel Medicine and serves as the Utah site director for the CDC-sponsored Global TravEpiNet and GeoSentinel surveillance networks for travel-related illnesses. His international experience includes clinical work in Asia, Africa, and South America.

Dr. Leung’s research integrates immunology, epidemiology, and clinical medicine with a focus on diarrheal diseases such as cholera, as well as gut dysfunction in returning travelers. He has published over 150 peer-reviewed research articles and has been awarded funding from the National Institutes of Health, the Department of Defense, the Thrasher Foundation, the Margolis Foundation, and the Bill & Melinda Gates Foundation. His work bridges global health, travel medicine, and immunology to advance understanding and treatment of enteric infections and their long-term consequences.