Douglas Arthur Hill was a Canadian science fiction author, editor and reviewer. He was born in Brandon, Manitoba, the son of a railroad engineer, and was raised in Prince Albert, Saskatchewan. An avid science fiction reader from an early age, he studied English at the University of Saskatchewan and at the University of Toronto. He married fellow writer and U of S alumna Gail Robinson in 1958; they moved to Britain in 1959, where he worked as a freelance writer and editor for Aldus Books.