UW political ads election 2020 2 (IMAGE) University of Washington Caption University of Washington researchers looked at almost 56,000 political ads from almost 750 news sites between September 2020 and January 2021. One tactic that ads used was posing as a poll to collect people's personal information. Credit University of Washington Usage Restrictions For reuse with appropriate credit License Original 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.