Polarization on the Topic of Obamacare (image) Aalto University Share Print E-Mail Caption The scatterplots display how the polarization on the topic of Obamacare content is distributed among Twitter users. Blue dots represent Democrats, and red Republicans. Credit Kiran Garimella and Michael Mathioudakis Usage Restrictions None Share Print E-Mail 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.