Carol Ann O'Marie was a notable American author, particularly recognized for her mystery novels. She led a unique and fascinating life, as she was not only a writer but also a nun in the St. Joseph of Carondelet religious order. Her experience in the religious community provided her with a rich and unusual background that she incorporated into her writing.
O'Marie created a beloved character in her mystery novels - Sister Mary Helen, an elderly nun who becomes embroiled in solving crimes. Set mostly in San Francisco, the Sister Mary Helen series features a distinct and engaging protagonist, whose investigative exploits captivated readers. With her clever mind and unwavering faith, Sister Mary Helen became an unexpected detective heroine, endearing herself to fans of the genre.
In addition to her writing, O'Marrie dedicated herself to helping those in need. Together with Sister Maureen Lyons, she ran a shelter for homeless women in Oakland, California, further exemplifying her selfless commitment to her community. Her final novel, Like a Swarm of Bees, delved into the history of the Sisters of St. Joseph in the United States, providing readers with a glimpse into the past and showcasing her deep connection to her religious order.