/tags/costanzo-arc costanzo arc en-US Copyright Fri, 21 Sep 2018 21:35:00 GMT /2018-09-21/anthony-roth-costanzo-a-countertenor-for-the-21st-century The resourceful singer is unafraid to bring opera — and his high-flying top notes — to unlikely places, from sixth-grade classrooms to the offices of NPR. Fri, 21 Sep 2018 21:35:00 GMT /2018-09-21/anthony-roth-costanzo-a-countertenor-for-the-21st-century Ari Shapiro, Kat Lonsdorf