Veteran East Coast singer-songwriter King, who composes in the populist tradition of Woody Guthrie and Phil Ochs, is widely regarded as one of the finest contemporary topical songwriters. He’s joined by veteran Massachusetts songwriter Patterson, an accomplished folk performer and jazz vocalist, who co-wrote the popular song books Rise Up Singing and Rise Again. Proceeds benefit this nonprofit legal resource center. 7:30 p.m., Genesis of Ann Arbor, 2309 Packard. Tickets $25 (students & low income, $10; kids age 5, free) in advance at charliekingconcert.eventbrite.com & (if available) at the door.