Walden’s “house band” of exceptional performers present an electric concert of contemporary music to kick off Festival Week. This year’s Players are Jane Cords O’Hara, cello; Jane Chung, violin; Russell Greenberg, percussion; Tawnya Popoff, viola; Jessi Rosinski, flutes; Christa Van Alstine, clarinets; and Aaron Wunsch, piano. Concert to feature works by composers George Lewis and David Ludwig, among others. Free and open to the public