Key Insights from College Football's Week 8 SP+ Rankings
Originally Published 2 years ago — by ESPN

In college football's Week 8 SP+ rankings, only top-ranked Michigan remains in the same spot, while other highly ranked teams experienced ups and downs. The SP+ rankings, a tempo- and opponent-adjusted measure of college football efficiency, aim to be predictive and forward-facing rather than based on résumé. The rankings reflect the most sustainable and predictable aspects of football, with Michigan expanding their lead following a blowout win over Michigan State.