Gary Jansen is also the author of several bestselling books, including the memoir Holy Ghosts: Or, How a (Not So) Good Catholic Boy Became a Believer in Things That Go Bump in the Night, The Healing Power of Praying the Rosary, Meditations at Midnight, Saints, Angels & Demons, The 15-Minute Prayer Solution, Station to Station, and the multi-award-winning MicroShifts: Transforming Your Life One Step at a Time. His illustrated children’s book, Remember Us with Smiles, co-written with his wife, Grace, won the 2023 Christopher Award in the Books for Young People category.