Complex sentence: He served as chairman of the committee which produced "The Book of Occasional Services, 1979" as well as a member of the Episcopal Church's General Board of Examining Chaplains (1988--1994).
Split into simpler sentences: He served as chairman of the committee which produced "The Book of Occasional Services, 1979". He also served as a member of the Episcopal Church's General Board of Examining Chaplains (1988--1994).