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Sergei Kostiaev, PhD

Sergei Kostiaev, PhD, PhD

Assistant Teaching Professor
Department of Politics


  • PhD in Planning and Public Policy, Rutgers University, 2022.
  • Candidate of Political Sciences (Russian equivalent of PhD), the Russian Academy of Sciences, 2009.
  • Diploma with honors in history, Novosibirsk State University, 2004.

Curriculum Vitae:

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Research Interests:

  • Public Policy: U.S. Health Care Policy, ACA-Exempt Plans
  • American Politics: Interest Groups, Lobbying, Coalitions;
  • International Relations: U.S. sanctions


Dr. Sergei Kostiaev is an Assistant Teaching Professor, Department of Politics. He specializes in public policy making process, particularly focusing on healthcare. His additional area of research includes politics of US sanctions. As an instructor he strives to make a difference by writing reference letters for internships, jobs, grad schools for his former college students. His research investigates the role of interest groups in public policy making process. He has been teaching in various universities in Russia and US since 2005. He is teaching classes in American politics, focusing on various institutions. He has extensive experience mentoring students, attracting them to his research, co-authoring peer-reviewed articles. Before coming to Drexel, he was temporary Assistant Professor, Department of Political Science and IR, University of Delaware. His research has been supported by various granting bodies – Russian Basic Science Foundation, Russian Humanities Foundation, Fulbright program, and others.

Selected Publications:

  • Kostiaev, Sergei., Sujoy Chakravarty, and Joel C. Cantor. 2023. "Effect of Eased Restrictions for ACA-Exempt Short-Term Health Plans on Marketplace Premiums and Uninsured Rate: A Difference in Differences Analysis." Inquiry: The Journal of Healthcare Organization, Provision, and Financing 60 (1): 469580231179892. doi:10.1177/00469580231179892.