John Halamka, MD, MS | Chief Information Officer, Beth Israel Deaconess Medical Center, Chairman, New England Healthcare Exchange Network, Professor, Harvard Medical School John Halamka—what doesn’t he do? He runs a 70-acre organic farm and animal sanctuary. He is the nation’s leading expert on poisonous mushrooms. And in that role he does more than 600 telemedicine consultations with poison control centers every year. He is also one of the quality world’s most insightful thinkers on how information technology can improve health care.