, 2006, 'What's behind a smile? the return of mechanism: reply to Schaffner', Synthese 151 (3), 403-409.
with Samuels, R. , Stich, S. , 2004a, Reason and rationality, in I. Niiniluoto, M. Sintonen & J. Woleński (eds.), Handbook of epistemology, Dordrecht, Springer, pp. 131-179.