One of Hollywood’s foremost chroniclers of obsession and a legendary obsessive himself, David Fincher has made serial killers and their pursuers central to his career in films like “Se7en” (1995), “Zodiac” (2007) and “The Girl With The Dragon Tattoo” (2011). Ahead of Fincher’s 60th birthday, Be Reel investigates all the absurd kinship, crippling loneliness and gallows humor at the dark heart of Fincher’s career-defining murder mysteries.