Apocalypse, it seems, is everywhere. Preachers with vast followings proclaim the world's end. Apocalyptic fears grip even the nonreligious amid climate change, pandemics, and threats of nuclear war. As these ideas pervade popular discourse, grasping their logic remains elusive. Ben Jones argues that we can gain insight into apocalyptic thought through secular thinkers. He starts with a puzzle: Why would secular thinkers draw on Christian apocalyptic...