Will Hobbs

Lois and Mel Tukman Assistant Professor

Department of Psychology, College of Human Ecology, Cornell University


I study politics and health, focusing on the social spillover effects of government actions and how small groups of people adapt to sudden changes in their lives.



Working Papers


Lab opportunities


email: [lastname]@cornell.edu
bluesky: willrhobbs.bsky.social



From Anti-Muslim to Anti-Jewish: Target Substitution on Fringe Social Media Platforms and the Persistence of Online and Offline Hate
William Hobbs, Nazita Lajevardi, Xinyi Li, and Caleb Lucas. (forthcoming).
Political Behavior. 1-22.

For ‘Living Well’, Behaviors and Circumstances Matter Just as Much as Psychological Traits
William Hobbs and Anthony Ong. 2023.
Proceedings of the National Academy of Sciences. 120(12): e2212867120.

Asymmetric Flooding in Foreign Election Interference on Social Media
Alexandra Cirone and William Hobbs. 2023.
Political Science Research and Methods. 11(1): 160-171.

Online Engagement with 2020 Election Misinformation and Turnout in the 2021 Georgia Runoff Election
Jon Green, William Hobbs, Stefan McCabe, and David Lazer. 2022.
Proceedings of the National Academy of Sciences. 119(34): e2115900119.

COVID-19 Increased Censorship Circumvention and Access to Sensitive Topics in China
Keng-Chi Chang, William Hobbs, Margaret Roberts, and Zachary Steinert-Threlkeld. 2022.
Proceedings of the National Academy of Sciences. 119(4): e2102818119.

Offsetting Policy Feedback: Evidence from the Affordable Care Act
William Hobbs and Daniel Hopkins. 2021.
Journal of Politics. 83(4): 1800-1817.

Using Administrative Records and Survey Data to Construct Samples of Tweeters and Tweets
Adam Hughes, Stefan McCabe, William Hobbs, Emma Remy, Sono Shah, and David Lazer. 2021.
Public Opinion Quarterly. 85(S1): 323-346.

Effects of Divisive Political Campaigns on the Day-to-Day Segregation of Arab and Muslim Americans
William Hobbs and Nazita Lajevardi. 2019.
American Political Science Review. 113(1): 270-276.

Major Life Events and the Age - Partisan Stability Association
William Hobbs. 2019.
Political Behavior. 41(3): 791-814.

How Sudden Censorship Can Increase Access to Information
William Hobbs and Margaret Roberts. 2018.
American Political Science Review. 112(3): 621-636.

Connective Recovery in Social Networks After the Death of a Friend
William Hobbs and Moira Burke. 2017.
Nature: Human Behaviour. 1: 92.

ConStance: Modeling Annotation Contexts to Improve Stance Classification
Kenneth Joseph, Lisa Friedland, William Hobbs, David Lazer, and Oren Tsur. 2017.
EMNLP. 1115–1124.

Voters of the Year: 19 Voters Who Were Unintentional Election Poll Sensors on Twitter
William Hobbs, Lisa Friedland, Kenneth Joseph, Oren Tsur, Stefan Wojcik, and David Lazer. 2017.
ICWSM. 544-547.

Online Social Integration is Associated with Reduced Mortality Risk
William Hobbs, Moira Burke, Nicholas Christakis, and James Fowler. 2016.
Proceedings of the National Academy of Sciences. 113(46): 12980-12984.

Presidential Effort and International Outcomes: evidence for an executive bottleneck
David Lindsey and William Hobbs. 2015.
Journal of Politics. 77(4): 1089-1102.

Widowhood Effects in Voter Participation
William Hobbs, Nicholas Christakis, and James Fowler. 2014.
American Journal of Political Science. 58(1): 1-16.

Prediction of Mortality Using On-Line, Self-Reported Health Data: empirical test of the RealAge score
William Hobbs and James Fowler. 2014.
PLoS One. 9(1): e86385.

Embedded Interests and the Managerial Local State: the political economy of methanol fuel-switching in China
Genia Kostka and William Hobbs. 2013.
Journal of Contemporary China. 22(80): 204-218.

Local Energy Efficiency Policy Implementation in China: bridging the gap between national priorities and local interests
Genia Kostka and William Hobbs. 2012.
China Quarterly. 211: 765-785.


Working papers

Attitudes in Open-ended Survey Responses
William Hobbs and Jon Green. 2023.

Measuring Distances in High Dimensional Spaces: Why Average Group Vector Comparisons Exhibit Bias, And What to Do About it
Breanna Green, William Hobbs, Pedro Rodriguez, Arthur Spirling, and Brandon Stewart. 2024.