This new publication from Springer, LNCS 2246, offers a number of interesting papers on the many facets of trust in the network society. Here are a few of the paper titles:

Trust Rules for Trust Dilemmas
Trust and Distrust Definitions
The Socio-cognitive Dynamics of Trust: Does Trust Create Trust?
Belief Revision Process Based on Trust: Agents Evaluating Reputation of Information Sources
Adaptive Trust and Co-operation
Experiments in Building Experiential Trust in a Society of Objective-Trust Based Agents
Learning to Trust
Learning Mutual Trust
Distributed Trust in Open Multi-agent Systems