C.S. MacCath is a writer of fiction, non-fiction and poetry whose work has appeared in Strange Horizons, Clockwork Phoenix: Tales of Beauty and Strangeness, Murky Depths, Witches & Pagans and other publications. Her poetry has been nominated twice for the Rhysling Award, and her fiction has received honorable mention in The Year's Best Science Fiction: Twenty-Sixth Annual Collection.
Ceallaigh's first collection of fiction and poetry entitled The Ruin of Beltany Ring has been called 'wonderful, thoroughly engaging, always amazing', a book of 'tiny marvels' and 'well-worth reading'. At present, she's working on a science fiction series entitled Petals of the Twenty Thousand Blossom and a second collection of fiction and poetry.