"Joan Carroll Cruz was a native of New Orleans and was the educational product of the School Sisters of Notre Dame. She attended grade school, high school and college under their tutelage. Mrs. Cruz was a tertiary in the Discalced Carmelite Secular Order (Third Order) since 1968; for eight years she served as Mistress of Formation (Novice Mistress). For her non-fiction books, Joan Carroll Cruz depended heavily on information received from foreign shrines, churches, convents and monasteries. Her books include"" The Incorruptibles,"" published in 1977; ""Desires of Thy Heart,"" a strongly Catholic-themed novel, also in 1977; ""Relics,"" published in 1983; ""Eucharistic Miracles"" in 1987; ""Secular Saints"" in 1989; Prayers and Heavenly Promises in 1990; ""Miraculous Images of Our Lady"" in 1993; M""iraculous Images of Our Lord"" in 1995; ""Mysteries, Marvels, Miracles: In the Lives of the Saints"" in 1997;"" Angels & Devils"" in 1999; and ""Saints for the Sick"" in 2010."""