The 24th annual spring dinner and theater benefit gala sponsored by the Harvard Schools Trust will be held on March 16, beginning at 6 p.m. with a performance of “The Arsonists” in the Bromfield School’s auditorium. The festivities continue at 7:15 p.m. with a silent auction, hors d’oeuvres, dinner, and dessert in the Fellowship Building, 7 Elm St. Admission is $60. All proceeds will benefit Hildreth Elementary School and the Bromfield School. For further information, contact the Harvard Schools Trust at 978-456-5085, or visit www.harvardschoolstrust.org.