Karen Schacht - Individual Beginning Piano/Voice Lessons Find your inner soprano or Rubenstein with this package offered by Karen Schacht. Karen is currently working as a substitute music teacher at Burlingame Intermediate School. She has extensive background experience as a choir conductor for children's and adult choirs, and she also taught music theory, reading and music history, percussion, keyboard and singing techniques. This winning bidder will receive (3) Individual Beginning Piano/Voice Lessons with additional consultation included.