Robin Harris began to work for the Conservative Party in 1978, becoming Director of the Conservative Research Department, a government political adviser and a member of Prime Minister Margaret Thatcher's Policy Unit. When Mrs Thatcher left Downing Street, so did he, going on to assist her with books and speeches. In recent years, he has written an authoritative history of the city state of Dubrovnik and an acclaimed biography of the French statesman Talleyrand. He is currently working on a biography of Margaret Thatcher. He lives in London.