John B. Leslie, MD, MBA, is Professor of Anesthesiology, Mayo Clinic College of Medicine, and Consultant, Department of Anesthesiology at the Mayo Clinic in Scottsdale, Arizona. Dr. Leslie is Professor of Clinical Anesthesiology at University of Arizona Health Sciences Center in Tucson, Arizona.

Dr. Leslie received his undergraduate degree at Johns Hopkins University in Baltimore, Maryland. He received his medical degree from Duke University Medical Center in Durham, North Carolina. He completed his surgical and anesthesiology resident training at Duke University Medical Center. He also completed fellowship training in clinical pharmacology while at Duke. He later obtained an MBA in Management of Health Sciences while at Mayo Clinic.

Dr. Leslie is a member of the American Society of Anesthesiologists, Arizona Society of Anesthesiologists, and the International Anesthesia Research Society. He is an invited reviewer, editorial board member, and clinical trials panel member for Annals of Pharmacotherapy. His research interests include clinical pharmacology and drug development, cardiovascular physiology and pharmacology and stress responses, and opiate pharmacology and postoperative pain control. Dr. Leslie has written numerous peer-reviewed articles, book chapters, editorials, abstracts, and letters.