Poul Anderson’s prolific writing career began in 1947, while still an undergraduate physics student at the University of Minnesota, and continued throughout his life. His works were primarily science fiction and fantasy, but he also produced mysteries and historical fiction.

Among his many honors, Anderson was a recipient of three Nebula awards, seven Hugo awards, three Prometheus awards, and an SFWA Grand Master award. He was inducted into the Science Fiction Hall of Fame in 2000.

This collection consists of short stories and novellas published in Worlds of If , Galaxy SF , Fantastic Universe , and other periodicals. Presented in order of publication, they include Innocent at Large , a 1958 story coauthored with his wife and noted author Karen Anderson.