sentences:  Dr. Cortese also joined the Board of Trustees of Green Mountain College in Poultney, Vermont, in 2008, a college focused on development of environmental sustainability, and in 2018 was named Chairman of the Board of Trustees .In addition, he is a Fellow of the American Association for the Advancement of Science.He served as a trustee of Tufts University and was a founding member of the board of directors of The Natural Step US and of the Environmental Business Council of New England.