Ken Zimmerman is the CEO of Fountain House, a national mental health nonprofit that empowers people living with serious mental illness through direct services, practice innovation, and policy change. Prior to Fountain House, Ken founded and co-directed the Mental Health Strategic Impact Initiative (S2i) and was previously the Director of U.S. Programs for the Open Society Foundations, where he led initiatives involving over $100 million in grant-making to advance equality, democracy, and justice. He has also served in senior policy positions in the Obama and Clinton administrations, including as Senior Advisor to HUD Secretary Shaun Donovan.