By PolitiFact’s tally, the Republican party was actually lying “far more” than the Democrats – and since then, Adair, has found the disparity between the parties has only grown. Between 2016 to 2021, Republicans lied 55 percent of the time, compared to Democrats 31 percent of the time, according to Adair’s company’s investigations of politicians’ statements. open image in gallery Bill Adair on PBS’ Amanpour & Company on Wednesday as part of his media blitz for his new book where he revealed which party lies more ( PBS/YouTube )