A volume based on the author's famous "Gifford Lectures in Natural Theology" presents an exploration of the relationship between religion and science as well as Sagan's personal effort to understand the nature of the sacred in the cosmos.

"The widespread confusion of Nature with God and "natural" with holy has far-reaching negative consequences, from misinformation about everyday food and health choices to mistaken justifications of sexism, racism, and flawed economic policies"-- Many people love what's "natural": they say it is the best way to eat, to parent, even to act-- naturally, just as nature intended. Levinovitz demonstrates that "natural goodness" is not objective or scientific....