Matthew J. Kirby is the author of Cave of Wonders.

Matthew J. Kirby is also the author of The Clockwork Three and Icefall, winner of the prestigious Edgar Award in 2012. He was born in Utah, but with a father in the military he has lived in many places, including Rhode Island, Maryland, California, and Hawaii. A former school psychologist, he now writes full-time from his home in Idaho, where he lives with his wife.