Inducted into the Pro Football Hall of Fame in 1999, he was born and raised in Cleveland, starred for the Cleveland Heights High football team, then went on to play for the University of Michigan’s 1964 Big Ten and 1965 Rose Bowl champions and to earn second team All-American recognition in 1965. A first round draft pick of the Los Angeles Rams in 1966, he played 13 seasons for the team at guard from 1966 to 1978, starting 176 of the 184 consecutive games he played, never missing a contest in his pro career. He was selected for 11 Pro Bowl games, a mark exceeded by only six players in NFL history, and to nine All-NFL first or second teams. Helped lead the Rams to eight division championships, including an NFL record six consecutive titles. Was team captain in his last four seasons. The son of Cleveland Indians second baseman and Case Tech football great Ray Mack, an early inductee into the GCSHofF, he became a vice president and regional executive for Bechtel Corp., the largest engineering and construction company in the United States, making his home in Las Vegas, NV.