Roland Emmerich (; born November 10, 1955) is a German film director, screenwriter, and producer. His films, most of which are English-language Hollywood productions, have made more than $3 billion worldwide, including just over $1 billion in the United States, making him the country's 14th-highest grossing director of all time. He began his work in the film industry by directing the film The Noah's Ark Principle (1984) as part of his university thesis and also co-founded Centropolis Entertainment in 1985 with his sister. He is a collector of art and an active campaigner for the LGBT community, and is openly gay. He is also a campaigner for awareness of global warming and equal rights.