Senior Adults Gaining Enrichment (SAGE), an outreach program of Penn State Lehigh Valley for adults age 55 and older, has announced the schedule for its spring 2017 four-part lecture series. Each SAGE session is held on the first Friday of the month, except May 12, and begins with coffee at 10:30 a.m., the featured speaker at 11 a.m., and lunch at noon. All SAGE lectures are held in room 135 at Penn State Lehigh Valley located at 2809 Saucon Valley Road in Center Valley.