Andy Duncan is an American science fiction and fantasy writer born on September 21, 1964, in Batesburg, South Carolina. His first story collection, Beluthahatchie and Other Stories (2000), won the World Fantasy Award; in the same year he won another World Fantasy Award for his novelette "The Pottawatomie Giant." His 2001 novella "The Chief Designer" won the Theodore Sturgeon Memorial Award for short fiction.
Ellen Klages is an American science fiction, fantasy, and historical-fiction writer born in Columbus, Ohio in 1954. She began publishing short fantasy and SF stories in 1998; her novelette "Basement Magic" (2003) won a Nebula Award. In 2006 she published her first novel, The Green Glass Sea, a middle-grade novel set in Los Alamos during World War II; it won the Scott O'Dell Award for Historical Fiction. Portable Childhoods, a collection of her short fiction, appeared in 2007.