If you're interested in decision theory, you may wish to visit the "decision theory forum" at  http://groups.google.com/group/decision_theory_forum.  

This is a forum for academic discussions relating to decision theory, under certainty and uncertainty.  The group focuses on axiomatic foundations, experimental findings, and applications to economics and other social sciences.

If you wish to be a member, please send a request through the forum, explaining who you are in a few words (mostly that you're not selling anything).