Esty is an American environmental lawyer and policymaker.
He is the Hillhouse professor at Yale University with appointments at Yale Law School and the Yale School of Forestry and Environmental Studies.
From 2011 to 2014, Esty served as Commissioner of the Connecticut Department of Energy and Environmental Protection (DEEP).
He launched a series of renewable power and energy efficiency finance programs, including Connecticut's first-in-the-nation Green Bank and statewide property assessed clean energy (C-PAC) finance system.
Esty is a commentator on business, energy and climate change issues, and has been quoted in publications such as The Financial Times, The Wall Street Journal, The New York Times, The Economist, Scientific American, and others.
He has been a commentator on NPR and has appeared on national TV talk shows such as The Colbert Report, The O'Reilly Factor, and Glenn Beck, to speak on issues of business innovation and the environment.
One author characterized his views as radical centrist in orientation.Esty earned his A.B.
in economics from Harvard College and J.D.
from Yale Law School.
He also studied as a Rhodes Scholar at Balliol College, Oxford, from which he received a M.Phil in philosophy and politics.
He is married to Elizabeth Esty, former U.S.
Representative for Connecticut's 5th congressional district and former member of the Connecticut House of Representatives.
They have three children, Sarah, Thomas, and Jonathan.