One of the fundamental pillars of Hayekian social thought is Friedrich Hayek's contention that study of the market cannot be a priori.
Adam Knott
Adam Knott writes about praxeology at his website praxeology.com and posts praxeology-related articles on the Mises community forum. In normative advocacy Knott is a panarchist. Panarchism is a political philosophy founded in 1860 by Paul Emile De Puydt holding that membership in a political union should be a matter of individual choice and need not be based on geography or territory.