In a combative arena awash in double-talk and spin, the straight-shooters stand out. In her non-nonsense 1972 campaign, Shirley Chisholm, the first black woman in Congress, redefined how a presidential candidate should look and act. Aboard his famous “Straight Talk Express,” Senator John McCain hit the trail in 2000 and 2008 to convince voters he would put his country and not his party first.