"No saint, no pope, no general, no sultan, has ever had the power that a filmmaker has--the power to talk to hundreds of millions of people for two hours in the dark." --Frank Capra Inspiring everything from pop culture earthquakes to popular revolutions, filmmakers have demonstrated an uncanny ability to move the masses. But the drama they project on screen is only half the picture. Stretching back from its earliest days of two-reel silent...