Bowl your spinner in the eighteenth over

The death overs belong to fast bowlers by convention rather than evidence, and the convention is costing teams matches.

Nobody wants to give a spinner the eighteenth. If it goes for eighteen runs the captain will be asked about it for a fortnight, and there is a ready made criticism sitting there: you had a yorker bowler and you did not use him. The safe decision protects the captain. It does not necessarily protect the total.

Here is the case against convention. Death bowling has become the scarcest skill in the sport. Genuine yorker bowlers who can hit the base of the stumps under pressure, at pace, twice in an over, are rare enough that most squads have one, and one covers two overs. That leaves two death overs going to somebody who is a decent seamer bowling a delivery he is not brilliant at, at a batter whose entire preparation is built around hitting exactly that delivery.

Meanwhile there is often a spinner in the side with an over left, whose stock ball on a used surface is arriving slow and holding, whose length the batter has not been programmed to attack in that phase, and who has the option of dragging his pace down another five kilometres with a field the batter cannot easily beat.

The objection is dew, and it is a real objection rather than a lazy one. A wet ball in the eighteenth over is a genuine problem for a finger spinner and less of a problem for a quick bowling into the surface. Fine. Then the rule is conditional, not absolute: hold a spinner back on dry nights, bowl him out early when the outfield is soaking. Most teams instead apply the same order regardless, which means they are optimising for a condition that is present maybe half the time.

There is a second reason and it is about matchups. A batter who has just walked in at the seventeenth over is at his most vulnerable to something that grips, because he needs to hit immediately and has no read on the pace of the surface. Giving him a hard length seamer at 140 is giving him exactly what his training drills all summer.

The captains who do this get called brave. That framing is the problem. It is not brave, it is arithmetic, and the reason it is rare has nothing to do with cricket and everything to do with who has to sit in the press conference afterwards.