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Theory/Method/Brandom: the concept of regularity cannot distinguish regularities - regularity with respect to reference classes, cannot distinguish reference classes - there are probably facts about probability, but no fact that shows which of the possible reference classes is the right one - (> nonfactualism).
Conceptual Blind Spot/Reliability theory/Brandom: Solution: significance (connections to objects in the same room) marks the correct representations - naturalistic Blind Spot: Solution: interpersonal inferential structure.
Expressive Vernunft Frankfurt 2000
Begründen und Begreifen Frankfurt 2001