James R. Dennis is a poet, a novelist, and a Dominican friar. Along with two friends, he is co-author of the Miles Arceneaux mystery series; he also writes and teaches on spiritual matters. He has written three collections of poetry, Correspondence in D Minor, Listening Devices, and Songs of Seven Days. In 2023, his collection Listening Devices won the International Book Award.

James was born in West Texas and now lives in San Antonio with two ill-behaved dogs, Wallace and Yeats.