Has apocalyptic thinking contributed to some of our nation's biggest problems—inequality, permanent war, and the despoiling of our natural resources? From the Puritans to the present, historian and public policy advocate Betsy Hartmann sheds light on a pervasive but—until now—invisible theme shaping the American mindset: apocalyptic thinking, or the belief that the end of the world is nigh. Hartmann makes a compelling case that apocalyptic fears are deeply intertwined with the American ethos, to our detriment. In , she seeks to reclaim human agency and, in so doing, revise the national narrative. By changing the way we think, we just might change the world.