What type of authors are Alfred Bester and Iain Banks?
Alfred Bester: Alfred Bester (December 18, 1913 – September 30, 1987) was an American science fiction author, TV and radio scriptwriter, magazine editor and scripter for comic strips and comic books. Iain Banks:  He wrote mainstream fiction under the name Iain Banks and science fiction as Iain M. Banks, including the initial of his adopted middle name Menzies ( ).
fiction author