ESPN pound-for-pound rankings: Errol Spence Jr. makes a move

Welterweight world titlist Errol Spence Jr. defeated Lamont Peterson by TKO back in January. AP Photo/Frank Franklin II

Who is the world's best fighter, regardless of weight class? Check out ESPN's latest top 10.

Don't forget to check out Dan Rafael's divisional rankings, which are updated weekly.

For a list of the current champions in all weight classes, click here.

Note: Results are through March 9.

THE PANEL: Dan Rafael, Teddy Atlas, Bernardo Pilatti, Eric Raskin, Nick Parkinson, Nigel Collins, Joe Cortez, Charles Moynihan, Claudia Trejos and Salvador Rodriguez

The rankings are based on a descending points system, with a first-place vote receiving 10 points, a second-place vote receiving nine points and so on. A tie goes to the fighter with the highest ranking, and then with the most votes at that ranking.

Others receiving votes: Naoya Inoue (14), Anthony Joshua (10), Oscar Valdez (6), Leo Santa Cruz (4), Manny Pacquiao (2), Juan Francisco Estrada (2), Donnie Nietes (2), Jermell Charlo (2), Jermall Charlo (1), Guillermo Rigondeaux (1), Oleksandr Usyk (1).