John Wennberg

Who is John Wennberg?

John E. "Jack" Wennberg is the pioneer and leading researcher of unwarranted variation in the healthcare industry. Through four decades of work, Wennberg has documented the geographic variation in the healthcare that patients in the United States receive. In 1988 he founded the Center for Evaluative Clinical Services at Dartmouth Medical School, which works directly with Health Dialog to address this unwarranted variation in healthcare. He currently holds the Peggy Y. Thomson Chair for the Evaluative Clinical Sciences at Dartmouth and has been Professor in the Department of Community and Family Medicine since 1980 and in the Department of Medicine since 1989. Dr. Wennberg is the founding editor of the Dartmouth Atlas of Health Care, a series of reports on how health care is used and distributed in the United States. In June 2007, Wennberg stepped down as director of the CECS, now known as The Dartmouth Institute for Health Policy and Clinical Practice.