For Scholars

This page features a broad selection of the academic research generated by P3 Lab members, including books, journal articles, book chapters, and more. Please visit our For Practitioners page to find content that examines how our research can be used in a practical context through op-eds, videos, podcasts, and reports.

We have organized the research below into four overlapping topic areas:

Research on Collective action, Social Movements, and Organizing
Research on Civic and Political Participation
Research on Environmental Advocacy and Health
Research on Polarization and Elections

Research on Collective Action, Social Movements, and Organizing

Hahrie Han, Matthew Baggetta, and Jennifer Oser. 2024. “Organizing and democracy: Understanding the possibilities for transformative collective action." Annual Review of Political Science.
Jacob Grumbach, Hahrie Han, and Dorian Warren. 2022. “Getting Out the Vote in the Projects: Lessons from a Community Organizing Experiment.” Politics, Groups, and Identities.
Manuel Pastor, Paul Speer, Jyoti Gupta, Hahrie Han, and Jennifer Ito. 2022. “Community Power and Health Equity: Closing the Gap between Scholarship and Practice." National Academies of Medicine.
Hahrie Han, Andrea Campbell, and Elizabeth McKenna. 2022. “Civic Feedbacks: Linking Collective Action, Organizational Strategy, and Influence over Public Policy.” Perspectives on Politics.
Hahrie Han and Maneesh Arora. 2022. “Igniting Change: An Evangelical Megachurch’s Racial Justice Program.” Perspectives on Politics.
Geoffrey Henderson and Hahrie Han. 2020. “If We Build It, Only Some Will Come: An Experimental Study of Mobilization for Seattle’s Democracy Voucher Program.” Journal of Experimental Political Science, 1-16.
Hahrie Han, Elizabeth McKenna, and Michelle Oyakawa. 2021. Prisms of the People: Power and Organizing in 21st c. American Politics.
Geoffrey Henderson and Hahrie Han. 2020. "Linking Members to Leaders: How Civic Associations Can Strengthen Members’ External Political Efficacy." American Politics Research.
David Sherman, Michelle F. Shteyn, Hahrie Han and Leaf Van Boven. 2020. “The Exchange Between Citizens and Elected Officials: A Aocial Psychological Framework for Citizen Climate Activists.” Behavioural Public Policy.
Elizabeth McKenna, Michelle Oyakawa, and Hahrie Han. 2020. “Habits of Courage: Reconceptualizing Risk in Social Movement Organizing.” Journal of Community Psychology.
Hahrie Han and Carina Barnett-Loro. 2019. “To Support a Stronger Climate Movement, Focus Research on Building Collective Power.” Frontiers in Communication, (3): 55.
Paul Speer and Hahrie Han. 2019. “Re-Engaging Social Relationships and Collective Dimensions of Organizing to Revive Democratic Practice.” Journal of Social and Political Psychology, 6(2): 745-758.
Hahrie Han and Michelle Oyakawa. 2018. “Invigorating and Redirecting the Grassroots.” The Resistance: The Dawn of the Anti-Trump Opposition Movement. David Meyer and Sidney Tarrow, eds. New York: Oxford University Press.
Janice Fine, Hahrie Han, Aaron Sparks, and Kyoung-Hee Yu. 2018. “ ’Greedy’ Institutions or Beloved Communities? Assessing the Job Satisfaction of Organizers.” No One Size Fits All: Worker Organization, Policy, and Movement for a New Economic Age. Janice Fine, Linda Burnam, Kati Griffith, Minsun Ji, Victor Narro, Steven Pitts, and Teo Reyes, eds. LERA Research Volume Series, distributed by ILR Press.
Hahrie Han, Aaron Sparks, and Nate Deshmukh Towery. 2017. “Opening up the Black Box: Citizen Group Strategies for Engaging Grassroots Activism in the 21st Century.” Interest Groups and Advocacy, 6(1): 22-43.
Hahrie Han. 2016. “The Organizational Roots of Political Activism: Field Experiments on Creating a Relational Context.” American Political Science Review, 110(2): 296-307.
Hahrie Han and Elizabeth McKenna. 2016. “The Untilled Field of Field Campaigns.” Perspectives on Politics, 14(3): 750-757.
Hahrie Han, Alexandra Nicholas, Margaret Aimer, and Jonathon Gray. 2015. “An innovative community organizing campaign to improve mental health and wellbeing among Pacific Island youth in South Auckland, New Zealand.” Australasian Psychiatry, 23(6): 670-674.
Hahrie Han and Dara Strolovitch, 2015. “What the Tea Party and Occupy Wall Street Illuminate about Bystander Publics as Proto Players.” In Players and Arenas: The Interactive Dynamics of Protest. Jan Willem Duyvendak and James M. Jasper, eds. Amsterdam University Press.
Chaeyoon Lim, Matthew Baggetta, Kenneth Andrews, Marshall Ganz, and Hahrie Han. 2011. “Civic Leadership in the Sierra Club.” In Interest Group Politics (8th edition). Allan Cigler and Burdett Loomis, eds. Washington D.C.: CQ Press.
Matthew Baggetta, Hahrie Han, and Kenneth T. Andrews. 2013. “Leading Associations: How Individual Characteristics and Team Dynamics Generate Committed Leaders.” American Sociological Review, 78(4): 544-573.
Hahrie Han. 2014. How Organizations Develop Activists: Civic Associations and Leadership in the 21st Century. New York: Oxford University Press.
Elizabeth McKenna and Hahrie Han. 2014. Groundbreakers: How Obama’s 2.2 Million Activists Transformed Campaigns in America. New York: Oxford University Press.
Hahrie Han, Kenneth Andrews, Marshall Ganz, Matthew Baggetta, and Chaeyoon Lim. 2011. "The Relationship of Leadership Quality to the Public Presence of Civic Associations." Perspectives on Politics, 9(1): 45-59.
Kenneth Andrews, Marshall Ganz, Matthew Baggetta, Hahrie Han, and Chaeyoon Lim. 2010. “Leadership, Membership, and Voice: Civic Associations That Work.” American Journal of Sociology, 115(4): 1191-242.

Research on Civic and Political Participation

Milan de Vries, Jae Yeon Kim, and Hahrie Han. 2023. The unequal landscape of civic opportunity in America.” Nature Human Behavior.
Rachel Hartman, Will Blakey, Jake Womick, Chris Bail, Eli Finkel, Hahrie Han, John Sarrouf, Juliana Schroeder, Paschal Sheeran, Jay J. Van Bavel, Robb Willer, and Kurt Gray. 2022. “Interventions to Reduce Partisan Animosity: A Systematic Review.” Nature Human Behavior.
Hahrie Han and Jae Kim. 2022. “Civil Society, Realized: Equipping the Mass Public to Express Choice and Negotiate Power.” Annals of the American Academy of Political and Social Science.
Geoffrey Henderson and Hahrie Han. 2020. "Linking Members to Leaders: How Civic Associations Can Strengthen Members’ External Political Efficacy." American Politics Research.
Geoffrey Henderson and Hahrie Han. “A Field Experiment on Small Donor Mobilization with Publicly Funded Campaign Finance Vouchers.” Forthcoming. Journal of Experimental Political Science.
Natalie Masuoka, Hahrie Han, Vivien Leung, and Bang Quan Zheng. 2018. “Understanding the Asian American Vote in the 2016 Election.” Journal of Race, Ethnicity, and Politics, 3(1): 189-215.
Eun-Sook Lee and Hahrie Han. 2018. “Engaging Korean Americans in Civic Activism.” Companion in Korean American Studies. Shelley Lee and Rachael Joo, eds. New York: Brill.
Hahrie Han. 2016. “The Organizational Roots of Political Activism: Field Experiments on Creating a Relational Context.” American Political Science Review, 110(2): 296-307.
Hahrie Han and Elizabeth McKenna. 2016. “The Untilled Field of Field Campaigns.” Perspectives on Politics, 14(3): 750-757.
Chaeyoon Lim, Matthew Baggetta, Kenneth Andrews, Marshall Ganz, Hahrie Han. 2011. “Civic Leadership in the Sierra Club.” In Interest Group Politics (8th edition). Allan Cigler and Burdett Loomis, eds. Washington D.C.: CQ Press.
Matthew Baggetta, Hahrie Han, and Kenneth T. Andrews. 2013. “Leading Associations: How Individual Characteristics and Team Dynamics Generate Committed Leaders.” American Sociological Review, 78(4): 544-573.
Hahrie Han. 2014. How Organizations Develop Activists: Civic Associations and Leadership in the 21st Century. New York: Oxford University Press.
Elizabeth McKenna and Hahrie Han. 2014. Groundbreakers: How Obama’s 2.2 Million Activists Transformed Campaigns in America. New York: Oxford University Press.
Hahrie Han. 2011. “What Civic Organizations Can Do to Engage Citizens in Environmental Action.” Environment: Science and Policy for Sustainable Development, 54(1): 38-40.
Jane Booth-Tobin and Hahrie Han. 2010. “Motivated by Change: Political Activism of Young Women in the 2008 Presidential Campaign.” Women’s Studies Quarterly, 38(1&2): 115-129.
Kenneth Andrews, Marshall Ganz, Matthew Baggetta, Hahrie Han, and Chaeyoon Lim. 2010. “Leadership, Membership, and Voice: Civic Associations That Work.” American Journal of Sociology, 115(4): 1191-242.
Hahrie Han. 2009. “Does the Content of Political Appeals Matter in Motivating Participation? A Field Experiment on Self-Disclosure in Political Appeals.” Political Behavior, 31(1): 103.
Hahrie Han. 2009. Moved to Action: Motivation, Participation, and Inequality in American Politics. Stanford: Stanford University Press.

Research on Environmental Advocacy and Health

Rachel Topazian, Emma McGinty, Hahrie Han, Adam Seth Levine, Kelly Anderson, Rachel Presskreischer, and Colleen Barry. 2022. "Americans' Beliefs About Harassing or Threatening Public Health Officials During the COVID-19 Pandemic." JAMA Open Network.
Rachel Topazian, Adam Seth Levine, Emma McGinty, Colleen Barry, and Hahrie Han. 2022. "The influence of civic associations and exposure to ideological heterogeneity on public views on mask wearing and social distancing." Preventive Medicine.
Rachel Topazian, Adam Seth Levine, Emma McGinty, Colleen Barry, and Hahrie Han. 2022. "Civic engagement and psychological distress during the COVID-19 pandemic." BMC Public Health.
C. Ross Hatton, Colleen Barry CL, Emma McGinty, Adam Seth Levine, and Hahrie Han. 2022. “American Trust in Science and Institutions in the Time of COVID-19.” Daedalus.
Ram Ramanathan, Fonna Forman, Marcelo M. Suárez-Orozco, Alan Roper, Scott Friese, Karen Flammer, Hahrie Han, Adam Millard-Ball, Paula Ezcurra, and Astrid Hsu. 2022. “Bending the Curve,” in Education: A Global Compact for a Time of Crisis, Marcelo Suarez-Orozco and Carola Suarez-Orozco, eds. New York: Columbia University Press.
McGinty EE, Presskreischer R, Han H, Barry CL. 2022. “Trends in Psychological Distress Among US Adults During Different Phases of the COVID-19 Pandemic.” JAMA Network Open.
Colleen Barry, Kelly Anderson, Hahrie Han, Rachel Presskreischer, and Emma McGinty. 2021. "Change Over Time in Public Support for Social Distancing, Mask Wearing, and Contact Tracing to Combat the COVID-19 Pandemic Among US Adults, April to November 2020." Am J Public Health.
Henry Farrell and Hahrie Han. 2020. “Public Governance and Global Politics after COVID-19,“ in COVID-19 and World Order: The Future of Conflict, Competition, and Cooperation, Brands, Hal and Francis J. Gavin. eds. Johns Hopkins University Press.
Geoffrey Henderson and Hahrie Han. 2020. "Linking Members to Leaders: How Civic Associations Can Strengthen Members’ External Political Efficacy." American Politics Review.
Emma McGinty, Rachel Pressreischer, Kelly Anderson, Hahrie Han, and Colleen Barry. 2020. "Psychological distress and COVID-19 related stressors reported in a longitudinal cohort of U.S. adults in April and July 2020." Journal of the American Medical Association.
Colleen Barry, Hahrie Han, Rachel Presskreischer, Kelly Anderson, and Emma McGinty. 2020. "Public Support for Social Safety-Net Policies for Covid-19 in the US." American Journal of Public Health.
Emma McGinty, Rachel Presskreischer, Hahrie Han, and Colleen Barry. 2020. "Psychological Distress and Loneliness Reported by US Adults in 2018 and April 2020." JAMA.
David Sherman, Michelle F. Shteyn, Hahrie Han and Leaf Van Boven. Forthcoming. 2020. “The exchange between citizens and elected officials: A social psychological framework for citizen climate activists.” Behavioural Public Policy.
Hahrie Han and Carina Barnett-Loro. 2019. “To Support a Stronger Climate Movement, Focus Research on Building Collective Power.” Frontiers in Communication, (3): 55.
Veerabhadran Ramanathan, Hahrie Han, Teenie Matlock. 2017. “Educating Children to Bend the Curve: For a Stable Climate, Sustainable Nature, and Sustainable Humanity.” Children and Sustainable Development: Ecological Education in a Globalized World. A.M. Battro, P. Léna, M. Sánchez Sorondo, J. von Braun, eds.
Hahrie Han, Aaron Sparks, and Nate Deshmukh Towery. 2017. “Opening up the Black Box: Citizen Group Strategies for Engaging Grassroots Activism in the 21st Century.” Interest Groups and Advocacy, 6(1): 22-43.
Anthony Barnosky, Teenie Matlock, Jon Christensen, Hahrie Han, Jack Miles, Ronald E. Rice, LeRoy Westerling, Lisa White. 2016. “Establishing Common Ground: Finding Better Ways to Communicate about Climate Disruption.” Collabra, 2(1): 23, 1-20.
Hahrie Han and Neil Stenhouse. 2015. “Bridging the Research-Practice Gap in Climate Communication: Lessons from One Academic-Practitioner Collaboration.” Science Communication, 37(3): 396-404.
Chaeyoon Lim, Matthew Baggetta, Kenneth Andrews, Marshall Ganz, and Hahrie Han. 2011. “Civic Leadership in the Sierra Club.” In Interest Group Politics (8th edition). Allan Cigler and Burdett Loomis, eds. Washington D.C.: CQ Press.
Matthew Baggetta, Hahrie Han, and Kenneth T. Andrews. 2013. “Leading Associations: How Individual Characteristics and Team Dynamics Generate Committed Leaders.” American Sociological Review, 78(4): 544-573.
Hahrie Han. 2014. How Organizations Develop Activists: Civic Associations and Leadership in the 21st Century. New York: Oxford University Press.
Hahrie Han. 2011. “What Civic Organizations Can Do to Engage Citizens in Environmental Action.” Environment: Science and Policy for Sustainable Development, 54(1): 38-40.
Hahrie Han, Kenneth Andrews, Marshall Ganz, Matthew Baggetta, and Chaeyoon Lim. 2011. "The Relationship of Leadership Quality to the Public Presence of Civic Associations." Perspectives on Politics, 9(1): 45-59.
Kenneth Andrews, Marshall Ganz, Matthew Baggetta, Hahrie Han, and Chaeyoon Lim. 2010. “Leadership, Membership, and Voice: Civic Associations That Work.” American Journal of Sociology, 15(4): 1191-242.
Hahrie Han. 2009. “Does the Content of Political Appeals Matter in Motivating Participation? A Field Experiment on Self-Disclosure in Political Appeals.” Political Behavior, 31(1): 103.

Research on Polarization and Elections

Natalie Masuoka, Hahrie Han, Vivien Leung, and Bang Quan Zheng. 2018. “Understanding the Asian American Vote in the 2016 Election.” Journal of Race, Ethnicity, and Politics, 3(1): 189-215.
Hahrie Han and Elizabeth McKenna. 2016. “The Untilled Field of Field Campaigns.” Perspectives on Politics, 14(3): 750-757.
David Brady and Hahrie Han. 2015. “Our Politics May be Polarized, but That’s Nothing New.” In Political Polarization in American Politics. John Sides and Daniel J. Hopkins, eds. New York: Bloomsbury Academic Press.
Elizabeth McKenna and Hahrie Han. 2014. Groundbreakers: How Obama’s 2.2 Million Activists Transformed Campaigns in America. New York: Oxford University Press.
Jane Booth-Tobin and Hahrie Han. 2010. “Motivated by Change: Political Activism of Young Women in the 2008 Presidential Campaign.” Women’s Studies Quarterly, 38(1&2): 115-129.
Hahrie Han and David W. Brady. 2007. “A Delayed Return to Historical Norms: Congressional Party Polarization after the Second World War.” British Journal of Political Science, 37(3): 505-531.
David W. Brady, Hahrie Han, and Jeremy C. Pope. 2007. “Primary Elections and Candidate Ideology: Out of Step with the Primary Electorate?” Legislative Studies Quarterly, 32(1): 79-106.
David W. Brady and Hahrie Han. 2006. “Polarization Then and Now: A Historical Perspective” Red and Blue Nation? Characteristics, Causes, and Chronology of America’s Polarized Politics. David W. Brady and Pietro S. Nivola, eds. Washington D.C.: Brookings and Hoover Press.