Credit: David Sprague

Zoë Hitzig

I am a Research Scientist at OpenAI and a Junior Fellow at the Harvard Society of Fellows (on leave).

I received my PhD in economics from Harvard in 2023.

SELECTED Research

Working Papers
How People Use ChatGPT
with Ronnie Chatterji, Tom Cunningham, David Deming, Christopher Ong, Carl Shan, and Kevin Wadman
[Draft: September 2025]

Contextually Private Mechanisms
with Andreas Haupt
R&R at American Economic Review
Extended abstract at EC ‘22
[Draft: December 2025]

Platform Growth is Hard: Experimental and Quasi-Experimental Evidence from a Carpooling Platform
with Abhijit Banerjee and Rema Hanna
Reject and Resubmit at Management Science
[Draft: October 2025]

Opaque Contracts
with Andreas Haupt
[Draft: January 2023]

Optimal Defaults, Limited Enforcement and the Regulation of Contracts
with Benjamin Niswonger
[Draft: February 2023]

Published Papers
A Flexible Design for Funding Public Goods
with Vitalik Buterin and Glen Weyl
Management Science Vol. 65 (11), July 2019
[Paper] [Publisher's Version] [Marginal Revolution] [WIRED] [TED]

The Normative Gap: Mechanism Design and Ideal Theories of Justice
Economics & Philosophy, Vol. 36 (3), November 2020
Best paper award at MD4SG Workshop at ACM EC ‘19
[Paper]

Book Chapters and Conference Proceedings
AI’s Use of Knowledge in Society
with Erik Brynjolfsson
Chapter Prepared for the NBER Volume on Transformative AI
[Draft: September 2025]

Contextual Confidence and Generative AI
with Shrey Jain and Pamela Mishkin
IEEE Secure and Trustworthy Machine Learning, 2025
[Draft: October 2024] [MSR Podcast]

 

Email: zhitzig@g.harvard.edu