The composer Ludwig Minkus represents one of music's biggest mysteries. Who was he? Hardly anything is known about him, and yet he occupied an influential position in the theatres of the Imperial ballet in late nineteenth-century Russia. He has been recognised as a predecessor of Tchaikovsky, but as a musician is commonly held to have been so feeble as to be beneath contempt. Yet despite the scorn heaped on him, and his consequent obscurity, Minkus is far from being forgotten. Since the earl...