As the result of a $6.6 million bequest from the estate of 1977 alumna Victoria J. Mastrobuono, Mason Gross School of the Arts is expanding its opera program. The Opera Institute at Rutgers is hiring faculty, offering new scholarships and broadening its performance schedule...Thomas Warner, formerly vice president for programming at the Kimmel Center, has joined another emerging, if more sylvan, arts center: Longwood Gardens. Warner, as of Jan. 1, is heading up the performing arts programs at Longwood, which is increasingly hosting musicians from local groups like the Curtis Institute of Music...Settlement Music School director of development Katharine Sokoloff has finally made good on an oft-repeated threat. She retired from the school Dec. 31 after 16 years. She has been replaced by Amelia Schmertz, who has done similar jobs for the Urban Affairs Coalition of Philadelphia and Annenberg Center for Performing Arts...Multi-media arts creator Meredith Monk (represented here with a still from 16mm Earrings, 1966) will be in residency at Bryn Mawr College from Jan. 31 through Feb. 6 in a series of workshops, screenings and concerts. Information here.