Gregory Frost is an American author of science fiction and fantasy, and directs a fiction writing workshop at Swarthmore College in Swarthmore, Pennsylvania. He received his Bachelor's degree from the University of Iowa. A graduate of the iconic Clarion Workshop, he has been invited back as instructor several times, including the first session following its move to the University of California at San Diego in 2007. He is also active in the Interstitial Arts Foundation. Frost lives and works in Pennsylvania, USA.