Wednesday, February 10, 2010

Bad arguments about baseball and football

Migs's point about the relative mutedness of the discussion of Peyton Manning's testicle size seems dead-on to me. I suffer from even more selection bias, though, since I don't really read about football. I follow the Football Outsiders guys on Twitter and I read Bill Simmons, but that's about it. I'm much more well versed in baseball, so that's where I'm going to take this.

It strikes me that almost 35 years after Bill James hit the scene, seven years after Moneyball, almost fifteen years after the founding of Baseball Prospectus, five years after the founding (and two years after the shuttering) of Fire Joe Morgan, ten years after Voros McCracken published his Defense-Independent Pitching research, we're still having a lot of the same discussions about "clutchness", the value of a home run (every year, without fail, someone argues that homers kill rallies, and thus are sometimes less valuable than doubles), and the "hittability" of pitchers that we've been having since time immemorial.

In football and basketball, I understand why we're still clinging to outmoded ideas. Baseball has a long history advanced stats that doesn't really exist in the other sports. (John Thorn and Pete Palmer wrote "The Hidden Game of Baseball" in 1985. Earnshaw Cook wrote "Percentage Baseball" in 1964.) Second, interactions are vastly more important in football and basketball. Baseball is essentially a one-on-one-on-one sport, where a pitcher faces a batter, who then tries to put the ball where a defender can't get it. Defensive responsibility zones overlap to an extent, but for the most part, if a ball is hit in a particular area, we can assign almost all of the credit or blame for catching or not catching that ball to one defender. Thus, in football and basketball, it is more difficult for stats to have meaning because they have to account for significantly more context.

Perhaps it's that mano-a-mano atmosphere that has retarded the conversation in baseball. We know that fans and writers (through some interaction effect of their own -- I'm not really clear on how much I should blame fans for being who they are and thus forcing writers to write what they need to hear, or the writers for creating the myths fans believe in) love to oversimplify and focus on one particular aspect of a game or a team. Alex Rodriguez is the root of all evil for the Yankees, and Derek Jeter is responsible for all good. Peyton Manning is the greatest regular-season quarterback ever but chokes when it matters. Kobe Bryant has the balls of a horse but Dirk Nowitzki is soft and weak. But when you make these arguments in football or basketball, you don't have to make sophisticated counterarguments to shoot them down -- it doesn't take a stats genius to look at the video of the Manning interception and see that there might've been a slip or a miscommunication between Manning and Reggie Wayne.

In baseball, though, Alex Rodriguez striking out can only be placed on him. He doesn't have any excuses. The arguments have to get more subtle, because you have to point to studies about how clutchness doesn't exist as a skill. You have to impart the concept that 40 at-bats in the post-season just doesn't provide the same evaluative window as 600 in the regular season. What it all comes down to is that you have to convince people of the huge role that randomness and luck play every single day.

I'll conclude by going back to the word "understandable". I get why people have a hard time accepting this. We want to believe that we are in control of things. It's why we have debates about welfare and affirmative action, and why some people were actually on Paul Shirley's side regarding Haiti. The idea that the course of a significant portion of our lives (maybe more than a significant portion, depending on how you feel about free will in general) is determined by factors that are 100% out of our control verges on heresy.

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