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Mary M. (Polly) Cleveland is an economist focusing on wealth distribution. She is also a long-time activist for social justice. She writes blog called "Econamici," which is also posted to the Dollars & Sense website and to the Huffington Post. From 2007 -2016 she was Adjunct Professor of Environmental Economics at the Columbia University School of International and Public Affairs, where she teaches a course on "Poverty, Inequality and the Environment." She is currently Senior Adjunct Research Scholar.