Bill Ellis is Lecturer and Resident Fellow at the Yale School of Forestry and Environmental Studies where he is on the faculty for the Industrial Environmental Management Program. He joined the School in 1995 just after retiring from Northeast Utilities, New England’s largest electric and gas utility. He had served that company as its chief financial officer beginning in 1976 and was the company’s chief executive officer for ten years before retiring.

Bill is on the Board of Directors of the Pew Center on Global Climate Change and the Board of Trustees and several academic advisory boards at Carnegie Mellon University. He also serves on corporate boards, including Catalytica Energy Systems, Inc., a developer and manufacturer of high-tech catalysis systems for environmental mitigation.

Bill received his B. S. in chemical engineering from Carnegie Mellon University and his Ph.D. in chemical engineering from the University of Maryland, where he was a National Science Fellow. He was selected as the Businessperson of the Year by New England Business Magazine in 1987 and New Englander of the Year by the New England Council in 1994. His primary academic interests at Yale are in the links between energy use and the environment and in business decision-making processes as they are related to environmental concerns