Stefan Bachmann was born in Colorado and spent most of his childhood in Switzerland, where he graduated from Zurich University of the Arts with degrees in music composition and theory. He is the author of The Peculiar, his debut, which was published to international acclaim when he was nineteen years old. His other books include The Whatnot, A Drop of Night, and Cinders and Sparrows. He is the coauthor (with April Genevieve Tucholke) of The Secret Life of Hidden Places. He lives in Zurich, Switzerland, and Berlin, Germany.