A common concern about political decision making is that re-election concerns compel incumbent politicians to select policies that, although popular among the electorate, are inferior to available, less popular alternatives. Through studying a series of models, I find that, as long as politicians differ solely in the utility derived from holding office, there always exists an equilibrium where incumbents with strong re-election concerns still make efficient policy choices. However, when other aspects of heterogeneity among politicians are present, incumbents with strong re-election concerns may have the incentive to condition their decisions according to policy popularity. Suppose, for instance, some politicians are dumb in the sense that t...