Background
Pinnock was born in Salt Lake City, Utah.
Pinnock was born in Salt Lake City, Utah.
Pinnock graduated from University of Utah in 1958, where he became a member of the Sigma Chi fraternity and Owl and Key.
When Pinnock was called as the Sunday School General President in 1979 he became the first person since David O. McKay in 1934 to serve simultaneously as a general authority and president of the church"s Sunday School. He served as the president of the Sunday School from 1979 to 1986 and from 1989 to 1992. He is the only Sunday School General President to have served two nonconsecutive terms.
Pinnock served in the Presidency of the Seventy from 1986 to 1989.
He died in Salt Lake City from pulmonary fibrosis while he was serving in the presidency of the church"s North America Southwest Area. Pinnock helped arrange a $185,000 loan for document forger Mark Hofmann.
When Hoffman was charged with murdering 2 people Pinnock paid the loan back himself.
Prior to his call to the First Quorum of the Seventy in 1977 he served as a bishop, regional representative, president of the Pennsylvania Harrisburg Mission, and a member of the General Priesthood Committee on home teaching.