Biography: From Wikipedia, the free encyclopedia. Steven Greenstreet (born March 14, 1979) is an American documentary filmmaker, known for the controversial film, 8: The Mormon Proposition, which was selected to premiere at the 2010 Sundance Film Festival. Currently residing in Silver Spring, Maryland,  he has also worked as a video investigative journalist for the Huffington Post Investigative Fund and a video producer for the US State Department. Description above from the Wikipedia article Steven Greenstreet, licensed under CC-BY-SA, full list of contributors on Wikipedia.