OHSAA to expand football playoffs beginning in 2021
College football playoff expansion: From 6 to 16 teams — locations, formats, and what voters will consider - The Athletic
How MLB playoffs work: Bracket, rules, format, schedule and how to watch - The Athletic
NFL 2021-22 playoff format: How the football postseason will be played
If the Expanded College Football Playoffs Began Today 2022 - Roll 'Bama Roll
College Football Playoff expansion 2021: 12, 16, 24-team playoffs
College Football Playoff will expand to 12 teams in 2026, maybe sooner
Analysis: Will a bigger College Football Playoff be better?
Five Steps for Elevating the Expanded College Football Playoff - The Ringer