What is a superstimulus? I hope that helped to clear it up.  Pascal Boyer is putting forth an argument that religion is, in fact, a superstimulus (pdf). This idea of “spandrels” arising from evolutionary characteristics is not unheard of. Since evolution acts upon the entire organism and not specific traits, what can arise as a result can be something which was never selected for in the first place.  It is not very long; only two pages. Read it. It’s good stuff. I am also posting a few videos below the fold.