Potentially competing interests

Dean Eckles is currently an employee of the Massachusetts Institute of Technology.

D.E. was previously a consultant to Twitter. D.E. was previously a contractor of Microsoft, as a visiting researcher to Microsoft Research New England. D.E. was a consultant to and has a SFI in GoFundMe. D.E. was previously an employee of Nokia and Yahoo.

D.E. was previously an employee and contractor of Facebook (now Meta), and previously had a significant financial interest (SFI) in Facebook.

D.E. has SFIs in Amazon and Alphabet.

D.E. received (from 2017 to 2020) some scholarly funding via a professorship endowed in 1983 by Kokusai Denshin Denwa Co. (KDD), which is now part of KDDI Corporation. Similarly, D.E. received (from 2020 to 2023) scholarly funding via a professorship endowed by Mitsubishi.

Some of D.E.’s research is or has been funded by Amazon, Boston Globe Media, Meta, IBM, the US Air Force (via a subcontract from Lincoln Laboratory), and The World Bank, and his work as a graduate student was previously supported by funding from the National Science Foundation (NSF) and Nokia.

D.E. is an inventor of patents assigned to Stanford University and Meta.

D.E.’s travel to or lodging at conferences has been supported by universities and various additional funders, including Microsoft, Vail Resorts, Marketing Science Institute, Technology Crossover Ventures, Meta, Center for Open Science, DARPA, and NSF.

D.E. has been an organizer of the Conference on Digital Experimentation (CODE@MIT), during which period it has been sponsored by Amazon, Banco Itaú, Booking.com, Eppo, Meta, and Netflix.

D.E. sometimes conducts research via both data use agreements with unnamed firms (e.g., retailers, Internet companies, and fitness companies) and by advising research by collaborators, often students, who are employees or consultants of other firms (e.g., Meta, Stitch Fix, Microsoft).

The disclosures here are intended to be consistent with the definitions (e.g., of SFI) in MIT’s policies.

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