Giorgio Moroder on Britney, Sia, Charli: Inside His First Album in Decades

Seventy-four-year-old electronic-music legend Giorgio Moroder's return surprises no one more than Moroder himself. "In the past 10 years, I did very little," says the friendly, mustachioed producer, sitting in a conference room at his record label's Manhattan office, recalling a recent point when he turned down an album deal "because I......