For half a century, moral philosophers have distinguished between a “standard” that makes acts right and a “decision procedure” by which agents can determine whether any given contemplated act is right, which is to say whether it satisfies the standard. In “Originalism: Standard and Procedure,” Stephen Sachs argues that the same distinction applies to the constitutional domain and that clear grasp of the difference strengthens the case for originalism because theorists who emphasize the infirmities of originalism as a decision procedure frequently but mistakenly infer that those flaws also cast doubt on originalism as a standard. This invited response agrees that the basic distinction Sachs highlights is important, but argues that it’s alre...