Grant Herreid performs frequently on early reeds, brass, strings and voice with Piffaro, Hesperus, ARTEK, and My Lord Chamberlain's Consort, and appears frequently with the Newberry Consort, the Folger Consort, King’s Noyse, Apollo’s Fire, Brandywine Baroque, Sinfonia New York, and the New York Consort of Viols. He is on the faculty at Yale University, where he directs the Collegium Musicum and, as Artistic Director of the Yale Baroque Opera Project, he was music director for their recent productions of Cavalli’s Giasone, Sacrati's La Finta Pazza, andCavalli's Scipione Affricano. Grant also teaches at Mannes College of Music, and directs the New York Continuo Collective, an ensemble of singers and early plucked-string instruments devoted to the interpretation of 17th-century continuo song. He is a stage director for the Accademia d’Amore baroque opera workshop in Seattle, and has played theorbo, lute and baroque guitar with the Chicago Opera Theater, Aspen Music Festival, Portland Opera, and New York City Opera, as well as the opera programs at Juilliard, Curtis, and Mannes. Grant has created and directed several theatrical early music shows, and he devotes much of his time to exploring the esoteric unwritten traditions of medieval, Renaissance, and baroque music with the early music ensemble Ex Umbris and the plucked-string group Ensemble Viscera.