ECI was established by Ben Affleck and another who if the daughter of who?
Eastern Congo Initiative: The Eastern Congo Initiative (ECI) is an American nonprofit organization established by Ben Affleck and Whitney Williams in 2010 as "the first U.S. based advocacy and grant-making initiative wholly focused on working with and for the people of eastern Congo". Whitney Williams:  She is the daughter of former Congressman Pat Williams and former Montana Senate Majority Leader Carol Williams. "
former Congressman Pat Williams and former Montana Senate Majority Leader Carol Williams