The final stretch of the regular season offers a good time as any for reflection.
Here's a rundown of the Week 15 Power Rankings, as voted on by our power panel -- a group of more than 80 writers, editors and TV personalities -- with a look at some of the most notable statistical breakthroughs across the league.
ESPN Stats & Information's John McTigue contributed the following information.
Methodology: These rankings are based on which teams voters think would win head-to-head matchups. Higher-ranked teams would be favored against lower-ranked teams. Coming off a win doesn't guarantee a jump, and a loss doesn't guarantee a fall.