Adam Sisman

Adam Sisman (born 1954) is a British biographer and writer known for his acclaimed works including the award-winning Boswell's Presumptuous Task, which earned the National Book Critics Circle Award, and authoritative biographies of John le Carré, Hugh Trevor-Roper, and A.J.P. Taylor, among others such as The Professor and the Parson and The Secret Life of John le Carré.