nthony Roth Costanzo turns 40 in May, and one thing is for sure, he will be celebrating in his birthday suit. That’s because from May 19 through June 10, the countertenor will return to New York’s Metropolitan Opera, starring in the title role of Philip Glass’s spellbinding . For Costanzo — one of the most prominent out voices in the opera world — this is a career-defining role in a production expected to be one of the Met’s biggest successes. It’s a Herculean part that, in addition
