… Sean Hennessey Sean Hennessey is the Chief Communications Officer for the MGH Institute of Health Professions. In this role, he oversees the strategy, … faculty expertise, compelling stories, innovative research or new initiatives. For the five years prior to the IHP, Hennessey was a senior leader in the agency … Hennessey began his public relations career at Boston College, where he worked for four years in Office of University Communications. Hennessey was a television …