WTA Head-to-Head Effects

WTA Head-to-Head Effects

If you thought Serena vs Maria was a lopsided head-to-head, you are right. But it isn’t the biggest head-to-head effect in recent WTA history.

Head-to-Head Effects

Head-to-Head Effects

Matchup effects are a common idea in tennis commentary. It is the thing at the heart of comments like ‘her game matches up well’ against her opponent. One way to think of a matchup effect is as a surprising head-to-head, when results go against what the overall ability of both players would have us expect. Do such effects exist? And are they substantial enough that they matter when it comes to making better predictions about tennis results?

Sizing Up Surprising Head-to-Heads

Sizing Up Surprising Head-to-Heads

Why is it that some players seem to consistently underperform against certain opponents? And how could we measure the all-time most surprising head-to-heads in the game?