POTSDAM — A 90-minute spring sound healing program featuring cello and African world music will be held May 3 from 4 to 5:30 p.m. at Trillium, 42½ Elm St. Led by psychotherapist Alisa G. Woods and musician Benjamin Mambou, the session includes tapping, a live sound bath and a mini-concert. Admission is $25. Registration is required via email. To register, contact dralisawoods@gmail.com.