Cartesian Metaphors

I've been reading a number of papers on the "science" of consciousness - I'll let the quotes express my skepticism - and I thought this clever metaphor from Francis Crick and Christof Koch, in their influential 2003 Nature review, was revealing. They compare the competition among our sensations to a democratic election, in which all those fleeting stimuli must fight for our limited attentional resources:

It may help to make a crude political analogy. The primaries and the early events in an ...