Ksawery Tartakower was a leading Austrian, then Polish, and finally French chess grandmaster. He was also a leading chess journalist and author of the 1920s and 1930s whose books remain popular even today. Tartakower is remembered for his sharp wit and aphorisms.
This text and the image thumbnail are from Wikipedia, where you can read more about the player.
You can add the player to the filter, and play puzzles based on the player's games.
A list of these puzzles is below, with the most difficult puzzles first.