Catherine Williams of Mass Clean Energy Center and Joan Michelson at ARPA-E Summit 2013From solar energy development to the advancement of CleanTech, the Massachusetts Clean Energy Center has been one of the first U.S. state agencies to focus strictly on clean energy investment. Listen to Catherine Williams, the Director of Communications for MCEC, discuss how they are boosting sustainable energy development through trusts and policy partnerships — and what’s up with their flagship initiative, offshore wind. She spoke with GCR host Joan Michelson at the 2013 ARPA-E Summit in Washington, DC recently. Click here to listen.