 Bull's success led school officials to hire more coaches from the University of Pennsylvania, including Otto Wagonhurst in 1897 and Knipe in 1898.Knipe was a stern disciplinarian, and friction soon arose between Knipe and the older players of the 1898 team, who resented Knipe's instruction and wanted some control over what positions players played.Iowa started the 1898 season 1–4–1, and after a loss to Northern Iowa, Ralph Blackmore led the "Blackmore Revolt", in which five players quit the team.