T formation the key weapon used by the Chicago Bears, who had used the T formation since the team's inception in 1920, to defeat the Washington Redskins, 73–0, in the 1940 NFL Championship Game and immortalized afterward in their fight song. Shaughnessy helped the Bears prepare for the game against the Redskins. He has been called "The father of the T formation". The T-formation was viewed as a complicated "gadget" offense by early football coaches. But NFL owner-coach George Halas and Ralph Jones of the Chicago Bears along with University of Chicago coach Clark Shaughnessy, University of Texas coach Dana X. Bible,
1967 NFL Championship Game employed in their sweep. Although the Packers and the Chicago Bears were arch-rivals, Lombardi's most passionate game planning was in preparing for Landry's "Flex". Saturday, on the eve of the game, NFL commissioner Pete Rozelle called Jim Kensil and Don Weiss, the executive directors of the NFL, for an update on the weather conditions. It is suspected that they informed him that Sunday's game time temperature of about 5° was playable. Rozelle, who in June 1966 had seen to it that the AFL-NFL Championship game would always be in a warm weather city, inquired if the game could be postponed