Countertenor and conductor Tim Keeler is sought after as both a performer and an educator. He sings regularly with Bach Vespers at Holy Trinity Lutheran Church and is a member of the acclaimed Choir of Trinity Wall Street. He has performed with Ekmeles, Audivi, Voices of Ascension, the Choir of Men and Boys at St. Thomas Fifth Avenue, and the British vocal ensemble Gallicantus. He is artistic director of Trident, a new all-male vocal ensemble based in New York, and he teaches music theory at the Special Music School, where he inculcates high schoolers with the joys of sight singing. He holds degrees in music theory and conducting from Princeton, the University of Cambridge, and the University of Michigan.