As of my last knowledge update in early 2023, Chris Marie Green is an author best known for her work in urban fantasy and paranormal romance genres. She has written several series, with one of her most recognized being the "Vampire Babylon" series, which features a mix of mystery and supernatural elements centered around a vampire-hunting team in Hollywood. Green has also penned other books under the pseudonym Crystal Green, focusing more on romance and contemporary genres. Her work often features strong female protagonists and has garnered a following for its engaging storytelling and imaginative settings. It is advisable to check recent sources for the latest information and any new works she may have published.