A comprehensive source for US nationwide public opinion data from academic, commercial and media survey organizations such as ABC News, CBS News, Fox News, The Gallup Organization, Los Angeles Times, National Opinion Research Center, NBC News, New York Times, Princeton Survey Research Associates, the Program on International Policy Attitudes at the University of Maryland, USA Today and The Washington Post. iPOLL is organized at the question-level, providing the tools to sift through 350,000 questions asked on national public opinion surveys since 1935. Penn State users may need to register using their PSU email to create a user account and password to download data. To create an account select the login tab. When you log in make sure you select Pennsylvania State University as your affiliation.