Gary L. Horowitz, MD received his bachelor’s degree in chemistry from Harvard College in 1972 and his medical degree from Harvard Medical School in 1976. He completed a clinical pathology residency at Beth Israel Hospital in Boston in 1981, after which he became the Director of Clinical Chemistry at that institution. When it merged with New England Deaconess Hospital in 1996, he became the Director of Clinical Chemistry for the merged institution, Beth Israel Deaconess Medical Center, a position he still holds. He is also an Associate Professor of Pathology at Harvard Medical School. His professional interests include cardiac markers, therapeutic drug monitoring, toxicology, automation, and informatics.