Ray Nitschke notwithstanding, the Green Bay Packers have been much stronger at outside linebacker than middle or inside linebacker since the 4-3 defense became popular in the 1950s.
Dave Robinson is in the Pro Football Hall of Fame. Bill Forester was a four-time Pro Bowl selection. Dan Currie was a three-time first-team all-pro. Lee Roy Caffey, also from the Vince Lombardi era, started on three straight NFL championship teams and also was named to a Pro Bowl over Robinson in 1965.
Bob Forte was a versatile athlete and someone his teammates looked up to in the early 1950s, while Roger Zatkoff made the Pro Bowl three straight years in the mid-1950s.