Nancy Kress (1948) is an American science fiction author. She is known for writing hard science fiction often involving genetic engineering. Kress first gained attention after winning the Hugo and Nebula awards for the 1991 novella Beggars in Spain which was later expanded into a full length novel. She would go on to win Nebula Awards for Best Novella for Fountain of Age, After the Fall, and Yesterday’s Kin.