Mushrooms in Minsk -- Speed bumps in twentieth century philosophy -- Utopian visions of machines and people : a world without speed bumps -- Mumford and Moses -- The historical concatenation of congestion -- Speed bumpology -- Crashworthy automobiles as speed bumps -- Race, equality and traffic -- Pedestrian malls as large scale speed bumps -- The woonerf : the neighborhood speed bump -- Taming roads themselves -- Curb cuts for people, roundabouts for automobiles -- The bicycle as a neo-luddite traffic solution -- Gendered speed bumps -- If stopped in traffic, hope for a crashworthy automobile -- Safety delays in the name of freedom -- Speed bump downsides -- Waxing and waning of Brazilian speed bumps -- Potholes and paper money -- Speed bumps for other hopeful technologies.
