The World of Ice and Fire

George R. R. Martin also known as GRRM, is an American novelist and short story writer in the fantasy, horror and science fiction genres, screenwriter, and television producer. He wrote the series of epic fantasy novels A Song of Ice and Fire, which which was adapted into the HBO series of Game of Thrones.

In 2005, Lev Grossman of Time called Martin "the American Tolkien", and in 2011, he was included on the annual Time 100 list of the most influential people in the world.