This week is a conversation with Jackie Higgins. Jackie is a television documentary director and writer, who read zoology at Oxford University, as a student of Richard Dawkins. She made wildlife films for a decade, for BBC as well as for Channel 4, National Geographic and The Discovery Channel. She then joined the BBC's science department, researching and writing, directing and producing programs such as Tomorrow’s World and Horizon. Today we’re talking about her book ‘Sentient’.