Bumper Sticker Politics

According to social psychologist William Szlemko, people who adorn their cars with bumper stickers are far more likely to engage in road rage. Seems like a perfectly sensible conclusion to me. Anyone who would in effect vandalize their own car just to try to force a point to some nameless stranger behind them, has to have a peculiar sense of proportionality to begin with. Or *ahem* lacks a blog.