Ideological Positions (IMAGE) SAGE Caption This graph is titled "Ideological Positions of Swing Voters, Presidential Candidates, and Party Bases, 1980-2012". Credit Bartels 2016 Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.