Ever since he left Cambridge in the mid 1960s Colin Tudge has earned his living by writing about his lifetime obsessions - natural history, evolutionary biology, the philosophy of science, religion, politics, and food farming. At first he wrote for magazines (mainly New Scientist and Farmers Weekly), and then for BBC Radio 3, but he published his first book (The Famine Business) in 1977 and has been a full-time author since 1990. His latest published books are The Link and Good Food for Everyone Forever: A people's takeover of the world's food supply. CT now lives in Oxford.