The field for this year's Tepe Sigeman tournament, including Liem, Shirov, Sarin, and Anatoly Karpov! : r/chess

At what age are chess players at their peak?

Ranking chess players according to the quality of their moves

What was Bobby Fischer's rating per age from his first chess game to the time he retired? - Quora

World Chess Champions (According to Rating) - Remote Chess Academy

Chessmetrics Ratings: December 27, 1999

Kasparov was a beast, but people forget Karpov too quickly. Rating July 1989. See the distance #2 - #3 . A bit of love for Karpov too! : r/chess

Anatoly Karpov World Chess Hall of Fame

Training program for juniors and 3rd category players (ELO rating up to 1400)

E-DVD - Karpov Endgames - Chess Lecture - Volume 96

Chessmetrics Summary for 1840-2005