Daniel Posthumus

Daniel Posthumus

CV — Daniel Posthumus

Phone: (+1) 757-585-5124
Email: danpost@stanford.edu

Education

Stanford University
Predoctoral Research Fellow; un-matriculated graduate student
2024–2025
Relevant/ongoing coursework: Graduate Industrial Organization (IO), Graduate Political Economy, Real Analysis, Probability Theory for Causal Inference

College of William & Mary
B.A., Economics and Government (Double Major) — GPA: 3.95
2020–2024
Relevant coursework: Bayesian Econometrics, Advanced Empirical Macroeconomics, Advanced International Trade, Applied Linear Algebra, Proof-Based Linear Algebra, Ordinary Differential Equations, Multivariable Calculus, Foundations of Math, Econometrics

Research Experience

Pre-Doctoral Research Fellow — Stanford Institute for Economic Policy Research (SIEPR)
August 2024 – Present

  • Assisted Professor Neale Mahoney and visiting PhD student Ryan Cummings in developing a comprehensive model of gasoline supply in California.
  • Provided analytical and quantitative expertise to the California Energy Commission (CEC)’s Department of Petroleum Market Oversight (DPMO). Investigated the effect of hypermart entry on price competition, asymmetric price cycling and Edgeworth cycles, and estimated a demand system in California by leveraging confidential government quantity and supply data, proprietary Oil and Price Information Systems (OPIS) price data, and public traffic data.
  • Co-authored with Jared Bernstein a SIEPR brief on debt sustainability and built a stochastic model aimed at informing policymakers of the risk of debt explosion. Developing novel historical work decomposing manufacturing employment and productivity gains via shift-share methods using Quarterly Census of Employment and Wages (QCEW) and Current Population Survey (CPS).

Research Fellow — International Justice Lab (Global Research Institute), William & Mary
August 2020 – October 2023

  • Co-authored a peer-reviewed article published in the International Journal of Transitional Justice, “Democratizing Truth,” introducing the first-ever comprehensive dataset of U.S. truth commissions.
  • Presented ongoing paper “Proposing Truth” at the American Political Science Association’s (APSA) 2023 Annual Meeting.

Professional Experience

Intern — Executive Office of the President, Council of Economic Advisers, Washington, DC
January – May 2023

  • Conducted microeconomic and macroeconomic analysis with Stata and Microsoft Excel, using datasets derived from a Bloomberg Terminal, Haver, and the Trade Data Monitor (TDM).

Teaching Assistant — Principles of Microeconomics, William & Mary Economics Department
August – December 2022

Human Rights Fellow — La Comisión Provincial por la Memoria (Provincial Commission for Memory), La Plata, Argentina
July – August 2022

  • Wrote biographies about victims of the last military dictatorship in Argentina, conducting qualitative research through the Commission’s archives and interviews.

Congressional Internships
2021 – 2022

  • Intern, Senator Mark Warner, Washington, DC
  • Intern, Majority Staff, House Committee on Education and Labor, Washington, DC

Honors & Awards

  • 1693 Program Scholar (full tuition; $5k research grant for RA in Indonesia), 2020–2024
  • Phi Beta Kappa; Ann Callahan Chappel Award ($12k scholarship), 2022
  • Ross L. & Marian Y. Goble Scholar (Economics Department merit award), 2023
  • Pi Sigma Alpha (Political Science Honor Society), 2023

Skills

Programming: Python, Stata, SQL, Git
Languages: Spanish (Fluent), German (Intermediate), Japanese (Novice)

Publications

Peer-Reviewed Publications

  • Posthumus, Daniel and Kelebogile Zvobgo. “Democratizing Truth: An Analysis of Truth Commissions in the United States.” International Journal of Transitional Justice 15(3), 2022: 510–532. https://doi.org/10.1093/ijtj/ijab029

Selected Public Writing & Policy Briefs