Richard Green's 50 slide presentation is available for download here.
Here are the papers, by Santos et al, “Stern-Judging: A Simple, Successful Norm Which Promotes Cooperation under Indirect Reciprocity” and by Ohtsuki et al, entitled “How should we define goodness?—reputation dynamics in indirect reciprocity” along similar lines.
Blackmore’s “epiphany” was in the Guardian in September in “Why I no longer believe religion is a virus of the mind”.