David G. Hartwell, called "an editor extraordinaire" by Publishers Weekly, is one of science fiction's most experienced and influential editors. He has been nominated for the Hugo Award thirty-one times. Kathryn Cramer co-edited the World Fantasy Award-winning anthology The Architecture of Fear and was the editor of its widely-praised sequel Walls of Fear. She has edited and co-edited several other anthologies. Hartwell and Cramer co-edit the annual Year's Best Fantasy and Year's Best SF series. They live in Pleasantville, New York.