Luciano Pavarotti was one of the best-loved international personalities of the 20th century. A singer who broke free of opera houses to perform before massive audiences in huge arenas around the world, becoming in the process the richest opera singer in history. John Duffus presented and worked on a dozen concerts with Pavarotti, including the last he ever sang to a paying public, as well as others with such artists as Dame Kiri Te Kanawa, Isaac...