As NBA Celebrates Jason Collins, NFL Issues Anti-harassment Memo: “Our Message Is Acceptance Rather Than Tolerance”
Meet David Kopay: A former Washington Football Team player and trailblazer for LGBTQ athletes
Coming Out in the NFL - Hollywood Progressive
Michael Sam of Missouri Tigers says he's gay - ESPN
32 Football Players Who Came Out of the Closet
Why There Are Few Openly Gay Athletes In Men's Professional Sports
The David Kopay Story book by Perry Deane Young
a book review by Clayton Delery: My Life on the Line: How the NFL Damn Near Killed Me, and Ended Up Saving My Life