Ernst had the first slow pitch rule book printed by the McGregor-Goldsmith Company in 1953. Ernst presented the book to the ASA , which sanctioned its first Slow Pitch National (then called World) Tourney in1953. Served as slow pitch rules interpreter and UIC from 1956-1964. Was special assistant for ASA in 1970 and 1971. Was a member of International Joint Rules Committee on Softball. Promoted clinics in England, Spain and Germany in the spring of 1971. Was UIC for first 14 men’s slow pitch national tournaments and also umpired in six of them. Ernst umpired in the first ASA national in 1933 in Chicago, IL. Formed the Queen City Umpires Association in Cincinnati, OH. Ernst died January 28, 1980 at age 75.