Elo as a Skill-O-Meter

Elo, part 3: What rating spreads in a toy universe tell us about luck and skill

Whether a game counts as “skill” or “chance” isn’t just a pub argument — in many countries it’s a legal distinction. Roulette and blackjack live on the “chance” side; tennis and chess are filed under “skill”. Different rules, different taxes, different ways for people to lose money. The trouble is that this line is usually drawn by tradition and gut feeling. Is poker really “more skill” than backgammon? Is snooker closer to roulette or closer to chess? [Read More]

Cue the maths: predicting snooker's next champion with Elo

Elo, part 2: How maths, models and millions of simulations might tell us who lifts the trophy

Welcome to the Crucible This blog is usually all about board games, but let’s stretch the definition just a little: snooker is, after all, one of the most widely followed tabletop games in the world. And with the World Championship kicking off at the Crucible Theatre in Sheffield, I couldn’t resist the excuse to dive into something a bit different. In the last article, we looked at how Elo ratings can be used to measure player strength over time. [Read More]