with Helzner, J. , 2012, 'More foundations of the decision sciences: introduction', Synthese 187 (1), 1-10.
with Helzner, J. (eds) , 2012, Synthese 187 (1).
with Levi, I. , 1996a, 'Two notions of epistemic validity', Synthese 109 (2), 217-262.