Publications

Peer-Reviewed Journal Articles

• Hammoud-Gallego, O & Freier, L. F. (2023) ‘Symbolic Refugee Protection: Explaining Latin America’s Liberal Refugee Laws’, American Political Science Review, 117(2), 454-473.

  • Best Paper Award, APSA Migration and Citizenship Section (Honorable Mention) 2024.

• Hammoud-Gallego, O., Foa, R. S., Romero-Vidal, X. (2025). News Cycles and Satisfaction with Democracy: How the Pandemic Short-Circuited Media Polarisation, British Journal of Political Science; 55: e49.

• Hammoud-Gallego, O. (2024). ‘The short-term effects of visa restrictions on migrants’ legal status and well-being: A difference-in-differences approach on Venezuelan displacement’, World Development, 182, 106709.

• Hammoud-Gallego, O. (2022) ‘A Liberal Region in a World of Closed Borders? The Liberalization of Asylum Policies in Latin America, 1990–2020’, International Migration Review, 56(1), pp. 63–96.

  • Best Paper Award on Latin America from the European Consortium for Political Research 2019.

• Mcgovern, P., Thielemann, E. and Hammoud-Gallego, O. (2025).The return of the state: how European governments regulate labour market competition from migrant workers.Comparative Migration Studies13, 13.

Articles Under Review

• Hammoud-Gallego, O., Freier, L.F., and Poertner, M. Restricted Entry, Limited Lives: The Lasting Impact of Entry Visas on Migrant Flows and Integration in the Global South.

• Lawall, K., Hammoud-Gallego, O., Pereira, M., Baron, D. Women Politicians’ Networks Reduce the Gender Gap in Political Retention: Evidence from a Field Experiment and Elite Interviews. R&R at British Journal of Political Science.

Working Papers

• Hammoud-Gallego, O., Morales-Arilla, J., Martin, D., and Morales, A. Not All Migrants: Geographic Origins and the Tren de Aragua’s Regional Spread.

• Hammoud-Gallego, O., Lawall, K. and Pereira, M. Homeowners in Office and Housing Policy.

• Foa, R. , Nazrullaeva, E., Hammoud-Gallego, O., Timson-Smidt, I., & Campana, C. Sanctions, Secrecy, and Signals: What Nowcasting Reveals About Russia’s War Economy.

• Bandiera, A., Hammoud-Gallego, O, & Velázquez, A. Displacement and Human Capital in Colombia

• Rosina, M & Hammoud-Gallego, O. The Trade-Off Between Regular and Irregular Migration: How Re-ducing Labour Migration Opportunities Can Lead to an Increase in Irregular Migration

Reports

• Hammoud-Gallego, O., Lawall, K., McRae, I. Bulat, A. (2024).Mind The (Representation) Gap: How London's councillors reflect the diversity of its population, Migrant Democracy Project & LSE: London, UK.

• Hammoud-Gallego, O., Lawall, K., McRae, I. Bulat, A. (2024).The Challenge of Being a Politician: How local councillors in London experience their role as elected officials, Migrant Democracy Project & LSE: London, UK.

• Bulat. A. and Omar Hammoud-Gallego, 2023, Does your local council reflect the diversity of its population? A pilot diversity survey in the London Borough of Camden, Migrant Democracy Project: London, UK.

• United Nations Office on Drugs and Crime, 2022, Corruption in Ghana – People’s Experiences and Views. Vienna [Co-author]

• Hammoud-Gallego, O., Lawall, K., McRae, I., Moise, R., Wanga, S., & Bulat, A. ,2021,London Voices: the journey to full participation. the3million (Young Europeans Network): London, UK.

Book Chapters

• Fernandez-Rodriguez, N., Freier, L.F., and Hammoud-Gallego, O. (2020). Importancia y Limitaciones de Las Normas Juridícas Para El Estudio de La Politica Migratoria En América Latina. In Abordajes Sociojurídicos Contemporáneos para el Estudio de las Migraciones Internacionales., ed. Luciana Gandini. Mexico, D.F.: SUDIMER UNAM. ISBN: 978-607-30-3880-5

Academic Book Reviews

• Hammoud Gallego, O. (2022), Liliana Lyra, Jubilut, Marcia Vera, Espinoza, Gabriela, Mezzanotti. 2021. Latin America and Refugee Protection: Regimes, Logics and Challenges. Berghahn Books: New York. pp. 434. . Int Migr, 60: 234-237. https://doi.org/10.1111/imig.13036