After graduating in 1941, Thompson entered St. Charles Borromeo Seminary in Wynnewood, Pennsylvania, to prepare for the priesthood.
The Notre Dame Bandstand show featured performers such as Paul Anka, Fabian, Connie Francis and Herman's Hermits.
The Vatican in 1963 elevated Thompson to the rank of domestic prelate and in 1966 Bishop Joseph McShea appointed him as vicar general.
[4] On April 22, 1989, Thompson was appointed coadjutor bishop of Charleston by Pope John Paul II.
[2]Thompson assumed as his episcopal motto: Christi Impetus Pacis, meaning, "Working for the Peace of Christ."