Before she wowed us as Celie in “The Color Purple,” Fantasia Barrino brought us to tears—and Simon Cowell to his feet— with a soul-stirring rendition of “Summertime” from “Porgy and Bess.” “People ...

If you’re a mezzo, it can feel overwhelming to find material you love that hasn’t already been sung to death. There’s so much great audition material for mezzos, and much of it is already in ...