Two-hundred-and-sixty-one seniors Central College seniors will participate in commencement Sunday afternoon. According to Central, the keynote speaker is Jim Wallis, who is the president and executive director of Sojourners. Wallis will also receive an honorary degree from Central College. Commencement is Sunday at 2 p.m. at the H.S. Kuyper Fieldhouse. Baccalaureate will be held Saturday at 2 p.m. at First Reformed Church.