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But what exactly is it about Alisson that makes him better at it than other goalkeepers?

Against Bowen, Alisson had a good starting position but what was striking was how swift he was to move off the line and smother the shot.

Others would simply copy his approach.

The secret is that in a split-second Alisson made an assessment that Bowen was having to look down at the ball rather than the goalkeeper to ensure he controlled it.

Alisson is not even in the picture as Marshall Munetsi runs through for Wolves.

As Marshall Munetsi goes to look at the ball, that is when Alisson makes his move.

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This is where the expected-goals data can help us because it calculates the likelihood of a ball finding the net given the location of a strike on the pitch and on the goal