SINGER-SONGWRITER Becca Stevens performs a free concert at 9 p.m. Saturday, Sept. 8, on the Bates College quad in Lewiston. For more information, call (207) 786-6135 or olinarts@bates.edu. Stevens’ 2017 album, “Regina,” earned 5 stars from Downbeat magazine, which described the work as “complex, densely layers … with allusive songs that are alternately dreamy and spine-tingling. COURTESY PHOTO