On June 30, 2026, Justice Thomas's dissent in the case Trump v. Barbara cited the work of legal scholars Randy Barnett and Josh Blackman. Specifically, the dissent referenced Barnett's book Trump Is Right on Birthright Citizenship and an annotated transcript of John Marshall Harlan's 1897-98 lectures. This acknowledgment highlights the influence of Barnett and Blackman's scholarship on constitutional interpretation regarding birthright citizenship.

The case and dissent were reported by Reason.com, noting the significance of the citation and congratulating the scholars for their contribution. The event took place in the United States.

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