Lies don’t have to spread far to cause problems.numismarty/iStock/Getty Images Plus Keith Raymond Harris, Ruhr University Bochum There is an open question among pundits and researchers: Do more Americans believe in conspiracy theories now than ever before? But as a scholar of conspiracy theories and their believers, I am concerned that focusing on how many Americans believe conspiracy theories can distract from their dangers. Even if most people dismiss conspiracy theories or accept them only in some limited sense, leaving very small numbers of true believers, the high visibility of these fals…