This season will see Ms. Karanas in her first complete Ring Cycle at San Francisco Opera under Donald Runnicles. In Francesca Zambello’s staging, she will sing both Waltraute and the Second Norn in the new production of Götterdämmerung as well as Waltraute in Die Walküre. Ms. Karanas also sang Suzuki in Madama Butterfly and covered Amneris in Aida, both under Nicola Luisotti at the San Francisco Opera. This summer, she will cover performances of Judith in Duke Bluebeard’s Castle at the Saito Kinen Festival under Seiji Ozawa in preparation for a major European debut in 2012 with Ozawa. Next season, she will sing Amneris in Aida at Vancouver Opera and Arizona Opera, as well as covering the role at the Lyric Opera of Chicago. She will also make her role debut as Azucena in Il trovatore at Opera Grand Rapids. Future seasons will see Ms. Karanas in leading roles of her repertoire at the San Francisco Opera, Lyric Opera of Chicago, Teatro del Maggio Musicale Fiorentino, Canadian Opera Company, Vancouver Opera, Oper Frankfurt, Glimmerglass Opera and Seattle Opera. Recently, Ms. Karanas sang performances of Waltraute and covered Fricka in San Francisco Opera’s Die Walküre conducted by Donald Runnicles in the 2009–10 season. She also covered Brangäne in Tristan und Isolde with Seattle Opera. With the Arizona Opera, she performed in “A Concert of Signature Arias” along with Christine Brewer, Richard Margison, and Gordon Hawkins featuring arias and duets from Don Carlo, Macbeth, and Norma. She concluded her San Francisco Opera Center Adler Fellowship in performances of the Mistress of Novices in Suor Angelica with Patrick Summers conducting, as well as covering Azucena in Il trovatore with music director Nicola Luisotti. She made her San Francisco Opera debut as Mamka in Boris Godunov in 2008.