Annie Butler Shirreffs has worked in the pet industry for 20 years and is currently the senior editor of Catster and Dogster magazines. A cat lover since she was a little girl, she has always had feline friends in her life. She and her husband share their Southern California home with their four cats, Agatha, Alastair, Jack and Mathilda, and an ever-changing clowder of foster kittens, all of whom enjoy being testers for cool, new products.