Associate Professor of Voice, Conservatory Choir Director and Choral Artist Matt Oltman, D.M.A., conducted the Frederick County Public Schools’ All-County Chorus from Jan. 24, through Jan. 26. The final concert featured the chorus, along with the All-County Band and All-County Orchestra. Approximately 40 singers representing nine schools were accepted into the choir by audition. Repertoire included Oltman’s arrangement of Clément Janequin’s “Toutes les nuits.”