A researcher whose work was used by left-wing academics to slam white rural voters as the ‘greatest threat to the country’ said they got his work completely wrong in an effort to demonize Donald Trump’s supporters. Nicholas Jacobs, a political science professor at Colby College in rural Maine, wrote an opinion article for Politico on Friday, debunking the authors of “White Rural Rage,” which leftists cite to denounce white conservatives in rural communities as undermining U.S. democracy. Jacobs recounted that the authors, Tom Schaller and Paul Waldman, while on the MSNBC show “Morning Joe” bac…