Campbell’s magazine counted Albert Einstein and the scientists of Bell Labs among its subscribers, and it made an indelible impression on such fans as the young Carl Sagan, who stumbled across it in a candy store: “A glance at the cover and a quick riffle through the interior showed me it was what I had been looking for. . . . I was hooked. Each month I eagerly awaited the arrival of Astounding.” Public figures of all political persuasions—from Paul Krugman to Elon Musk to Newt Gingrich—have confessed to being influenced by its stories.

