exceptionalist

A proponent of exceptionalism.

Of or pertaining to exceptionalism.

Three decisions handed down within a week of each other in June of 2023 illustrate this point. Haaland v. Brackeen, which upheld the constitutionality of the Indian Child Welfare Act of 1978, produced a majority opinion and a concurring opinion that are firmly in the exceptionalist mode but another concurring opinion and two dissenting opinions that are firmly in the assimilationist mode.