Was DaVinci an Atheist? Retelling Church History on the Starz Channel

I'm loving DaVinci's Demons - a new TV series about the life of the young Leonardo Da Vinci. From the first episode they managed to throw in a ton of intrigue and character twists. The only thing is, this brash and daring, charming and handsome, half-insane genius almost certainly didn't exist. It's hard to know what DaVinci believed, because he had to be secretive his whole life (hence his language codes and secret notebooks, etc.) This was ...