Josh Pasek is Associate Professor of Communication and Media and Political Science and Faculty Associate at the Center for Political Studies, Institute for Social Research at the University of Michigan. His research explores how new media and psychological processes each shape political attitudes, public opinion, and political behaviors. Josh also examines issues in the measurement of public opinion including techniques for reducing measurement error and improving survey design. Current research explores how political information might influence public opinion and voter decision-making, evaluates whether the use of online social networking sites such as Facebook and Twitter might be changing the political information environment, assesses the differences between survey results obtained from Internet volunteers as opposed to traditional samples, and studies beliefs and attitudes about science and the environment. His work has been published in Public Opinion Quarterly, Political Communication, Communication Research, and the Journal of Information Technology and Politics among other outlets. He also maintains two R packages for producing survey weights (anesrake) and analyzing weighted survey data (weights). And he has written two books about the 2016 and 2020 U.S. Presidential Elections.