James Robert Atlas was a writer, especially of biographies, as well as a publisher. He was the president of Atlas & Company, and founding editor of the Penguin Lives Series.
He was born in 1949 outside Chicago, and attended Harvard University, studying under Robert Lowell and Elizabeth Bishop with the intention to become a poet. He later attended Oxford University and studied under Richard Ellmann as a prestigious Rhodes Scholar. Here, he decided that he wanted to become a biographer.