http://dx.doi.org/10.17176/20210210-235949-0 https://staging.verfassungsblog.de/fob-marbury-v-madison/ Constitutional Review via Facebook’s Oversight Board Gradoni, Lorenzo eng 2021-02-10 electronic resource text/html ddc:342 Facebook Facebook Oversight Board Human Rights Platform Governance Verfassungsblog Verfassungsblog--2366-7044 CC BY-SA 4.0 For all its disorienting novelty, the Facebook Oversight Board’s recent debut thrust us back to a familiar script, that of the emergence of constitutional review, much like the bpower reclaimed by the US Supreme Court in Marbury v Madison. The resemblance not only passed unnoticed; commentators emphatically deny it. I pick up on this strangely recurrent historical parallel and argue that at closer inspection, the OB’s first set of decisions are, indeed, the Marbury v Madison of platform governance.