Cadwell Turnbull is the author of The Lesson. His short fiction has appeared in The Verge, Lightspeed, Nightmare, Asimov's Science Fiction, and several anthologies, including The Best American Science Fiction and Fantasy 2018 and The Year's Best Science Fiction and Fantasy 2019. His first novel, The Lesson, was the winner of the 2020 Neukom Institute Literary Award in the debut category. The novel was also short-listed for the VCU Cabell Award and long-listed for the Massachusetts Book Award. Turnbull lives in Raleigh and teaches at North Carolina State University.