The best screener on your team never touches the ball

Off-ball screening is the most valuable skill nobody scouts, and it is why some offenses run while others merely move.

Turn the sound off and watch the four players away from the ball for one quarter. Most of what you will see is standing. Occasional half-hearted relocation. A cut when the ball handler has already picked up his dribble, which is a cut designed to look like effort.

Then watch a genuinely good offense and count the contact. Somebody is always screening somebody. A wing brushes a guard's man on his way to the corner. The big flips into a back screen before slipping to the rim. None of it produces a highlight and all of it produces the half-second that makes everything downstream work.

Screening off the ball is undervalued because it is invisible in the box score and hard to measure on tape. Tracking data has helped a little, but the metric that would actually matter, how much a screen changed a defender's arrival time, is not something anyone publishes. So we have a skill that decides possessions and no vocabulary for praising it, which means young players do not practise it and coaches cannot recruit for it.

The specific thing separating a good off-ball screener from a bad one is patience. Bad screeners run to a spot and stand. The defender simply goes over the top before contact happens and the screen never existed. Good screeners arrive early, wait, and read the defender's shoulders at the last moment, adjusting the angle so contact happens on the side the cutter is not going. That is a read, not an effort thing, and it is why some big men make ordinary shooters look open and others do not.

The second thing is what happens after. A screen sets up a two-man decision and the screener has the better read of the two, because he can see the whole defense and the cutter cannot. Slip it, hold it, or roll it, and there is a correct answer every time based on whether the defenders switched, went under, or fought over.

I would rather have a rotation forward who screens beautifully and shoots thirty-two percent than one who screens like a traffic cone and shoots thirty-seven. The first one raises everybody's numbers. The second one lowers everybody's and gets paid more for it, because the market can see his percentage and cannot see the other man's contact.