Robert Moses’ Kin returns to the Bates Dance Festival with performances of “NEVABAWARLDAPECE,” a work whose creators include roots musician Corey Harris ’91, at 7:30 p.m. Friday and Saturday, July 31 and Aug. 1, in Schaeffer Theatre, 329 College St.Admission is $25 for adults, $18 for seniors and $12 for students.