Insider

Drop-off likely for Peyton Manning and other big names

1m - NFL Peyton Manning Calvin Johnson Adrian Peterson+2 more

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  KC Joyner, NFL Insider Close
  • NFL and CFB analyst for ESPN Insider
  • Known as "The Football Scientist"
  • Uses proprietary metrics from game tape study
  Follow on Twitter

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Last week, we broke down four players who could graduate to NFL stardom in 2015.