He directed 2 of the most reverred documentaries made in the last 20 years (you'll likely find both of them on many lists of top documentaries of all time – 1994's Hoop Dreams and 2011's The Interrupters), and now director Steve James will tackle the "concussion crisis in sports," in his upcoming revealing feature documentary, Head Games.

Produced by Bruce Sheridan, and inspired by the 2006 book by Christopher Nowinski of the same name, in Head Games…

… Athletes and parents share their personal struggles in dealing with concussions from the professional to youth levels. Head Games takes a deeper look at the devastating and long-term effects of concussions in all sports. The film offers eye-opening insight and cutting-edge science on head trauma from the nation’s leading medical experts.

Variance Films picked up the film, which is set for a multi-platform release (in theaters, VOD, Digital Download and more), starting on September 21. Theatrical will be limited, but you'll also be able to find it on iTunes, Facebook, Amazon Video, DirecTV and others. Visit the film's site HERE for more.

Watch the trailer below (poster underneath):