What's Wrong With the Elo System?

Want to know an expert statistical opinion about which FIDE-strength players you should avoid facing? The Elo system is supposed to be fair toward players of all strengths, but Jeff Sonas sees major problems with the current state of the FIDE Elo rating pool, and it's getting worse each year. It will take multiple articles to walk you through the analysis, but here is chapter one of the story.

The distribution of expected results We by Elo rating measurement

The Elo system

Evaluating Competence: The Dynamics and Impact of the Elo Rating

A look at the Elo ratings in the year 2021

Elo Win Probability Calculator

Dominance distribution shown as mean Elo-ratings calculated the 7

Rating difference between LiChess and Chess.com is about 100

Elo rating system simulation

Elo Rating System - Chess Terms

a) Schematic illustration of the application of ELO rating system

How Elo Ratings Actually Work - by Nate Solon - Zwischenzug

Introducing Elo for College Lacrosse – Lacrosse Reference