Why did an atheist like Carl Sagan talk so much about God? Why does NASA climatologist James Hansen plead with us in his recent book not to waste "Our Last Chance to Save Humanity"? Because science advisors are our new prophets, Lynda Walsh argues in Scientists as Prophets: A Rhetorical Genealogy. She does not claim, as some scholars have, that these public scientists push scientism as a replacement for religion. Rather, she puts forth the provocative argument that prophetic ethos is a flexible type of charismatic authority whose function is to manufacture certainty....

Why did an atheist like Carl Sagan talk so much about God? Why does NASA climatologist James Hansen plead with us in his recent book not to waste "Our Last Chance to Save Humanity"? Because science advisors are our new prophets, Lynda Walsh argues in Scientists as Prophets: A Rhetorical Genealogy. She does not claim, as some scholars have, that these public scientists push scientism as a replacement for religion. Rather, she puts forth the provocative argument that prophetic ethos is a flexible type of charismatic authority whose function is to manufacture certainty....