John David Logan (born September 24, 1961) is an American playwright and filmmaker. He is known for his work as a screenwriter for such films as Ridley Scott's Gladiator (2000), Martin Scorsese's The Aviator (2004) and Hugo (2011), Tim Burton's Sweeney Todd: The Demon Barber of Fleet Street (2007) and Sam Mendes' James Bond films Skyfall (2012),...