John Bradshaw is a biologist who founded and directs the world-renowned Anthrozoology Institute, based at the University of Bristol. He has been studying the behaviour of domestic cats and their owners for over twenty-five years, and is the author of, among others, the Sunday Times Bestsellers In Defence of Dogs and Cat Sense.
As Feline Behaviour Specialist at charity International Cat Care and Visiting Fellow in the School of Life Sciences, University of Lincoln, Sarah Ellis specializes in the science and psychology of companion animals. John and Sarah are on-screen experts for, among others, BBC2's Cat Watch.