in philosophy from Penn State, and later taught and did graduate work at the University of Nebraska, between 1965 and 1966.
Today he is a national co-chair of the Committees of Correspondence for Democracy and Socialism and a national board member of Solidarity Economy Network, advocating a mixture of market socialism and worker ownership.
Recently Davidson led Progressives for Obama, now called Progressive America Rising, as an independent left-progressive initiative, in part to convince those on the radical left to pursue what he considers more pragmatic alternatives.
He has also worked on a leadership level with United for Peace and Justice and its local affiliates.
After organizing for many years in New York City and Chicago, he now resides in Beaver County, PA, near Pittsburgh, where he was born and raised.