The ambitious grassroots music and visual-art series continues on Apr 26 with mandolin player Joseph Brent, ensemble Hotel Elephant and percussion duo Meehan Perkins. Apr 27 brings sets by So Percussion, the International Contemporary Ensemble (playing Webern as well as living composers) and the Damocles Trio—which will present a world premiere by Sebastián Zubieta. Festivities continue on May 1 with performances by Daedalus Quartet, TILT Brass and more—in a concert that presents music by Joan Tower, Chris McIntyre and others. On May 2, performers including Duo Gazzana and Andrew McKenna Lee play compositions by the likes of Poulenc, Ligeti and Uri Caine. A full schedule is available at lookandlisten.org.