The MacArthur Foundation has launched a new competition that will award a $100 million grant to a single proposal designed to help solve a critical problem affecting people, places, or the planet. The competition, called 100&Change, is open to organizations working in any field of endeavor anywhere:

http://www.forbes.com/sites/bridgespan/2016/06/28/a-wow-moment-in-us-philanthropy-macarthur-foundations-100-million-competition