There are no atheists in foxholes; or so we hear. The thought that the fear of death motivates religious belief has been around since the earliest speculations about the origins of religion. There are hints of this idea in the ancient world, but the theory achieves prominence in the works of Enlightenment critics and Victorian theorists of religion, and has been further developed by contemporary cognitive scientists. Why do people believe in gods? Because they fear death.

Yet despite the abiding appeal of this simple hypothesis, there has not been a systematic attempt to evaluate its...

There are no atheists in foxholes; or so we hear. The thought that the fear of death motivates religious belief has been around since the earliest speculations about the origins of religion. There are hints of this idea in the ancient world, but the theory achieves prominence in the works of Enlightenment critics and Victorian theorists of religion, and has been further developed by contemporary cognitive scientists. Why do people believe in gods? Because they fear death.

Yet despite the abiding appeal of this simple hypothesis, there has not been a systematic attempt to evaluate its...