Twitter is a global service where people around the world connect with friends and exchange quick, frequent messages. It’s also where more than 1 in 5 Americans go to learn about what’s happening in the world. During a spiraling pandemic and an unprecedented national election where misinformation has thrived on and offline, the mission of surfacing facts and reporting that accurately depict current events in public life has rarely been as important or as scrutinized. In his talk, computational social scientist Stefan Wojcik discusses how his team acquires and processes attitudinal and behavioral data to understand how Twitter can create new tools to combat misinformation and online abuse.