wirth music academy is for children, adults, professional singers and choir directors Gerald Wirth, founder of the wirth music academy, shares his rich experience in music and choral education. Being a former Vienna Boys Choir member, he worked as a conductor at this prestigious choral organization for many years, moved to Canada, Calgary to work for the Calgary Boys Choir for seven years, and came back to the Vienna Boys Choir, where he is the artistic director to this day. Master Classes Vocal Music Children's Choirs Choir Director's Training