Complex sentence: Since 2003, she has held the post of William Powell Mason Professor at Harvard University, and she is currently Chair of the Department of Music and Leonard Bernstein Scholar-in-Residence with the New York Philharmonic.
Split into simpler sentences: Since 2003, she has held the post of William Powell Mason Professor at Harvard University. She is currently Chair of Harvard's Department of Music and Leonard Bernstein Scholar-in-Residence with the New York Philharmonic.