Timothy Johnson

Dr. Timothy Johnson (M.D., M.P.H.) is the medical editor for
ABC News and has reported on health care issues for Good
Morning America since 1975. He also provides on-air analysis
of medical news for World News Tonight, Nightline and 20/20.
Johnson holds joint positions in medicine at Harvard
University and Massachusetts General Hospital in Boston. He
is the founding editor of the Harvard Medical School Health
Letter and coeditor of the Harvard Medical School Health
Letter Book. He is the author of Dr. Timothy Johnson's On
Call Guide to Men's Health, as well as coauthor (with former
U.S. Surgeon General Dr. C. Everett Koop) of Let's Talk.
Johnson lives in the Boston area. Having completed seminary
before attending medical school, he serves as assisting
minister of the Community Covenant Church in West Peabody,
Massachusetts.