models. they had propensity models that would measure how likely you were to be to turn out. persuasion models, how likely you were to switch sides from romney or independent. what this did was for these two million volunteers, it made them tremendously more if isht when they d go door to door in a neighborhood. they won t have to go to every house on the block. they d go to mrs. jones at one house and mr. smith and could ignore the rest. they could find blue voters in red neighborhoods with this technology. so one of the key moments in the campaign of course, is the first debate. what happened? i got a whole chapter on that. essentially, the president wanted to get physical with romney. he wanted to be aggressive. his advisors were telling him don t do that. don t be aggressive. bad advice they said later because they said in prep every time they gave him a scalpel, he