Madeline DeFrees was born in Ontario, Oregon, and at the age of seventeen entered the convent of the Sisters of the Holy Names of Jesus and Mary, where for thirty-eight years she was Sister Mary Gilbert. She is the author of eight volumes of poetry, including Blue Dusk: New & Selected Poems, 1951–2001 (Copper Canyon Press, 2001), and two memoirs of her life as a nun. DeFrees has taught widely and directed the MFA program at the University of Massachusetts.