On the basis of goal/expectation theory, it was predicted that just as in interpersonal relationships, cooperation in social dilemma groups would increase only if both trust was high and group members had a common goal of cooperation. Introducing new measures of both these two processes to the social dilemma arena, the goal of mutual cooperation was assessed by the process of self–other merging...

It is now nearly three years since our last newsletter. During that time we have continued to collect more samples from volunteers and enlarged our collection of photos for the face genetics project to nearly 2000. Most importantly, a subset of 2039 of our samples has been extensively analysed, and, after several revisions and adjustments, the results have appeared on 19 March as a major paper ...