For and against Kant at Crooked Timber; via Delong and Abi, repsectively. Abi’s post also ties it up to the recent NYTimes philosophy experiments piece that is setting the blogosphere abuzz. While we are on the topic, I should also mention that Kerim at Savage Minds, who finds the experimental methodology of philosophers lacking, has a suggestion–go the anthropological way:
I hereby invite our fellow philosophers to join us at the next AAA where they can learn a thing or two about philosophical research methods.