Evángelos Odysséas Papathanassíou, known professionally as Vangelis, was a Greek musician and composer of electronic, progressive, ambient, jazz, and orchestral music. He is best known for his Academy Award-winning score to Chariots of Fire, also composing scores for the films Blade Runner, Missing, Antarctica, The Bounty, 1492: Conquest of Paradise, and Alexander, and the use of his music in the PBS documentary Cosmos: A Personal Voyage by Carl Sagan.