Original sentence: He was a driving force in the 1973 and 1974 Annual Council Appeals, which were published by the world church and support LGT concepts.Pierson (19.Pierson was a prolific writer.–1989) was a president of the General Conference of the Seventh-day Adventist Church
Edited sentence: Andreasen, was a prolific writer.He was a driving force in the 1973 and 1974 Annual Council Appeals published by the world church for all its members - appeals that have been persistently republished since their first appearance, and which constitute a milepost in official publications by the church in advocacy of LGT concepts.Pierson (1937–1989) was a president of the General Conference of the Seventh-day Adventist Church.Pierson, like M