. . "Ton Koopman Workshop: Ton Koopman Young Artists Concert" . . . "master class" . "2005-09-18T19:30:00"^^ . . . "Weill Music Institute Professional Training Workshop: Ton Koopman Workshop: Bach Choral Works\r\nAll-Bach Program\r\nFrom September 12-19, 2005, Ton Koopman worked with 48 singers and period instrumentalists on three Bach choral cantatas. Participants were chosen through a competitive application process; vocal soloists and violin section leaders were chosen from participants through a separate audition. The workshop schedule comprised rehearsal sessions led by Ton Koopman and choral preparer Ulrike Grosch as well as lectures given by Bach scholar Christoph Wolff; this concert was the culminating event of the workshop." . "workshop" . . . "choir and orchestra performance" . .