Atheism has been on the rise in the West for several decades, but its roots, including those belonging to secularism, agnosticism, and freethought, run deep in Western history, philosophy, and thought. Drawing on a multitude of sources from a number of disciplines, S. T. Joshi outlines the natural origins of religious belief in primitive times and charts the slow development of secular accounts of natural phenomena in the Greco-Roman world. Adopting...