To understand the nature of religious belief, we must look at how our minds process the world of imagination and make-believe. We often assume that religious beliefs are no different in kind from ordinary factual beliefs—that believing in the existence of God or of supernatural entities that hear our prayers is akin to believing that May comes before June. Neil Van Leeuwen shows that, in fact, these two forms of belief are strikingly different. Our brains do not process religious beliefs like they do beliefs concerning mundane reality; instead, empirical findings show that religious...