Irra Verbitsky

 Irra   Verb i t s k y  ( b . 1 9 3 9  ) is an independent animator who contribute d several film s to  SESAME STREET . Verb i t s k y is also partner in a Pole star Studio s  with  Don Duga. Verb i t s k y is actually now a professor at the School Of Visual Art s in New York.