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Delivery worker wearing a medical mask and carrying packages.
Feature: The Impact of State Paid Sick Leave Laws on Service Workers

Daniel Schneider finds that state paid sick leave laws increased service workers’ access to paid sick leave and reduced the share of service workers who worked while sick.

A family with a father, mother, and two small children walking on a dirt path.
Feature: Connecting Absolute and Relative Intergenerational Mobility

Deirdre Bloome offers two frameworks for understanding the relationship between types of intergenerational mobility, or whether people are socioeconomically better off than their parents.

Two women in rural India dressed colorfully and carrying baskets on their heads.
Feature: Studying a Government Program to Support Women’s Self-Help Groups

Michael Walton explores the interactions between state and society in rural India within a major community-based development program, finding two major tensions.

A network of computer motherboards and other parts assembled to look like a miniature city.
Feature: The Data-Informed City

Jorrit de Jong presents a comprehensive framework for how cities can use data to address problems more effectively, efficiently, equitably, and with better accountability.

Harvard Kennedy School faculty disseminate their research in working publications and papers that contribute to public knowledge and fuel policy innovation. This list features recent faculty publications, including journal articles, books, edited volumes, research papers, and public testimony.

Faculty Publications

Dynamic Persuasion: Decay and Accumulation of Partisan Media Persuasion

Baum, Matthew A., Adam J. Berinsky, Justin de Benedictis-Kessner, Joohye Jeong, Zachary Markovich, and Teppei Yamamoto. "Dynamic Persuasion: Decay and Accumulation of Partisan Media Persuasion." March 2025.

Expert Patients’ Use of Avoidable Health Care

Kakani, Pragya, Simone Matecna, and Amitabh Chandra. "Expert Patients’ Use of Avoidable Health Care." NBER Working Paper Series, March 2025.

Short-term exposure to filter-bubble recommendation systems has limited polarization effects: Naturalistic experiments on YouTube

Liu, Naijia, Xinlan Emily Hu, Yasemin Savas, Matthew A. Baum, Adam J. Berinsky, Allison J.B. Chaney, Christopher Lucas, Rei Mariman, Justin de Benedictis-Kessner, Andrew M. Guess, Dean Knox, and Brandon M. Stewart. "Short-term exposure to filter-bubble recommendation systems has limited polarization effects: Naturalistic experiments on YouTube." PNAS 122.8 (February 25, 2025): e2318127122.

Thinking (about peace science) in time

Chenoweth, Erica. "Thinking (about peace science) in time." Conflict Management and Peace Science (February 2, 2025).

Trump’s threat to American democracy

Norris, Pippa. "Trump’s threat to American democracy." U.S. Election Analysis 2024: Media, Voters and the Campaign. Ed. Daniel Jackson et al. Bournmouth: University of Bournmouth, 2024.

Protests in the United States on Palestine and Israel, 2023–2024

Chenoweth, Erica, Soha Hammam, Jeremy Pressman, and Jay Ulfelder. "Protests in the United States on Palestine and Israel, 2023–2024." Social Movement Studies (10/18/2024): 1-14.

Medicare Part D Protected-Class Policy Is Associated With Lower Drug Rebates

Kakani, Pragya, Michael Anne Kyle, Amitabh Chandra, and Luca Maini. "Medicare Part D Protected-Class Policy Is Associated With Lower Drug Rebates." Health Affairs 43.10 (October 2024): 1420-1427.

Tracking COVID-19 Infections Using Survey Data on Rapid At-Home Tests

Santillana,Mauricio, Ata A. Uslu, Tamanna Urmi, Alexi Quintana-Mathe, James N. Druckman, Katherine Ognyanova, Matthew Baum, Roy H. Perlis, and David Lazer. "Tracking COVID-19 Infections Using Survey Data on Rapid At-Home Tests." JAMA Network Open 7.9 (September 2024): e2435442.

Prevalence and correlates of irritability among U.S. adults

Perlis, Roy H., Ata Uslu, Jonathan Schulman, Aliayah Himelfarb, Faith M. Gunning, Nili Solomonov, Mauricio Santillana, Matthew A. Baum, James N. Druckman, Katherine Ognyanova, and David Lazer. "Prevalence and correlates of irritability among U.S. adults." Neuropsychopharmacology (24 August 2024).

Diagnosing Wyoming's Workforce Challenges

Lamby, Lucas, Sophia Henn, Tim O’Brien, and Ricardo Hausmann. "Diagnosing Wyoming's Workforce Challenges." Growth Lab Working Paper Series, July 2024.

Bottlenecks for Evidence Adoption

DellaVigna, Stefano, Woojin Kim, and Elizabeth Linos. "Bottlenecks for Evidence Adoption." Journal of Political Economy (December 22, 2023).

A 50-state survey study of thoughts of suicide and social isolation among older adults in the United States

Solomonov, Nili, Jon Green, Alexi Quintana, Jennifer Lin, Katherine Ognyanova, Mauricio Santillana, James N. Druckman, Matthew A. Baum, David Lazer, Faith M. Gunning, and Roy H. Perlis. "A 50-state survey study of thoughts of suicide and social isolation among older adults in the United States." Journal of Affective Disorders 334 (1 August 2023): 43-49.

A Different Framework to Achieve Universal Coverage in the US

Baicker, Katherine, Amitabh Chandra, and Mark Shepard. "A Different Framework to Achieve Universal Coverage in the US." JAMA Health Forum 4.2 (February 2023): e230187.

Implied comparative advantage

Hausmann, Ricardo, Daniel P. Stock, and Muhammed A. Yildirim. "Implied comparative advantage." Research Policy 51.8 (October 2022): 104143.

Place-specific determinants of income gaps: New sub-national evidence from Mexico

Hausmann, Ricardo, Carlo Pietrobelli, and Miguel Angel Santos. "Place-specific determinants of income gaps: New sub-national evidence from Mexico." Journal of Business Research 131 (July 2021): 782-792.

Men and Women Candidates Are Similarly Persistent After Losing Elections

Bernhard, Rachel, and Justin de Benedictis Kessner. "Men and Women Candidates Are Similarly Persistent After Losing Elections." Proceedings of the National Academy of Sciences 118.26 (June 29, 2021).

At War and at Home: The Consequences of US Women Combat Casualties

Cohen, Dara Kay, Connor Huff, and Robert Schub. "At War and at Home: The Consequences of US Women Combat Casualties." Journal of Conflict Resolution (October 29, 2020).

Lynching and Local Justice: Legitimacy and Accountability in Weak States

Danielle F. Jung and Dara Kay Cohen. Lynching and Local Justice: Legitimacy and Accountability in Weak States. Cambridge University Press, 2020.

(Sex) Crime and Punishment in the #MeToo Era: How the Public Views Rape

Schwarz, Susanne, Matthew A. Baum, and Dara Kay Cohen. "(Sex) Crime and Punishment in the #MeToo Era: How the Public Views Rape." Political Behavior (May 2020).