Co-founder of Hazel Analytics, a company that promotes open-government data.
Digital Disclosure with a Nationally Standardized Database of Restaurant Food Safety Inspections with Phillip Leslie and Ben Bederson, funded by the Sloan Foundation.
Independent consultant for tech companies in and out of US.
Academic Advisor, Brattle Group.
Fellow, Luohan Academy.
Congressional Testimony, Public Speaking and Public Comments:
Amicus brief filed for the Supreme Court case Gonzalez et al. vs. Google LLC, January 2023, joint with Steven Tadelis, Liad Wagman and Joshua D. Wright, available at https://www.supremecourt.gov/DocketPDF/21/21-1333/252708/20230119155622104_No.%2021-1333_Brief.pdf
Public comments submitted to the DOJ/FTC Request for Information on Merger Enforcement, March 2022, joint with Mario Leccese and Liad Wagman, available at https://www.regulations.gov/comment/FTC-2022-0003-0138.
Video discussion of big data on the OECD Competition Economics Workshop for Chief and Senior Economists, May 2-4, 2018 at Seoul, South Korea.