"Redoing the foundations of decision theory",(joint with Larry Blume and David Easley of Cornell's Economics department), has won the Best Paper Award at the 2006 Knowledge Representation and Reasoning conference
http://www.iccl.tu-dresden.de/announce/KR2006/

Another paper of Joe's was among the short list of nominees, "Reasoning about knowledge of unawareness". This paper was co-authored with Joe's recently graduated ECE student, Leandro Rego.