Cliff Eisen is a Canadian musicologist and Mozart expert, and is Professor of Music History at King’s College London. He studied at the University of Toronto and at Cornell University, and has taught at the University of Western Ontario and New York University. The author and editor of numerous books and articles on Mozart (including The Cambridge Mozart Encyclopedia, Mozart Studies and the New Grove Mozart), he is also a frequent guest on the BBC, for whom he wrote and narrated a series of podcasts, ‘A History of Mozart in a Dozen Objects’. He has written extensively on the issues of authenticity surrounding the words of Leopold Mozart and his son, and other publications have covered Mozart portraiture and iconography, his chamber music, his life in Salzburg and his life in contemporary documentation. He has also been an adviser to Robert Levin and Christopher Hogwood for recordings of the complete Mozart piano concertos, and in 1992 he was awarded the Alfred Einstein Award  of the American Musicological Society. He recently completed a new edition of the Mozarts’ letters from Italy.