Grace Hightower De Niro, Agnes Gund and Carolyn Buck Luce attend The New York Women's Foundation STEPPING OUT & STEPPING UP Gala honoring Agnes Gund and Grace Hightower De Niro & Robert De Niro on Wednesday, December 1, 2010 at Gotham Hall, 1356 Broadway, New York City, NY 10018 (PHOTO CREDIT: ©Manhattan Society.com 2010 by Christopher London) - :|MANHATTAN SOCIETY|:Manhattan, New York City Event Photo Gallery