C.S. O’Cinneide is a Canadian writer of crime fiction and literary horror, as well as the writer of a blog, She Kills Lit, featuring women authors. Her debut novel, Petra’s Ghost, was a semi-finalist in the Goodreads Choice Awards for 2019. It has been featured in the Toronto Star as one of the best horror books of the summer, as well as being selected by the Library Journal as a Wicked Good Read.