Civil rights leader Ben Jealous visits Gloucester’s colonial courthouse on March 5 at 2 p.m. for a free lecture and book signing. Jealous is the youngest person to serve as NAACP President and CEO; and is the newly-appointed executive director of the Sierra Club. This free lecture and book signing will be hosted by the Gloucester Museum of History, the Friends of the Museum, the Fairfield Foundation, and the Gloucester Historical Society.