Ruth Igielnik is a senior researcher at Pew Research Center. She focuses on the Center’s research on social and demographic trends, politics and methodology. Igielnik is a contributing author of studies about voter files, likely voter modeling, gun ownership and political polarization. Before joining the Center, Igielnik worked in political polling for campaigns and candidates. She received her master’s degree in public policy with a specialization in data analytics from Carnegie Mellon University and a bachelor’s from University of Maryland. Igielnik is an active member of the American Association for Public Opinion Research and regularly presents at the organization’s annual conference.