Search for the President/CEO Health Effects Institute Boston, MA   Health Effects Institute (HEI), a leading independent nonprofit research institute, was chartered in 1980 to provide rigorous and impartial scientific evidence on the health effects of air pollution. Over the last four decades, HEI has helped advance the scientific body of knowledge and informed key policy decisions in the U.S. and abroad, contributing to better air quality and improved human health. With the recently announced retirement of HEI’s distinguished President and Chief Executive Officer Daniel Greenbaum, HEI seeks as its next President/CEO an accomplished and strategic leader to develop and implemen