"I spoke to over 140 songwriters whose work Presley recorded, and most remarked about his uncanny ability to capture the essence and make it his own; like a musical geneticist, he drew from every strand of DNA in a songwriter's work, which ultimately helped shape his own distinctive personal interpretation; just listen to the wide stylistic swath of genre-hopping material he recorded during his career … you can hear the breath of a master stylist who breathed new life into every song he cut."