This Sunday marks the 20th anniversary of Smith v. Doe, a Supreme Court decision that approved the retroactive application of Alaska's sex offender registry, deeming it preventive rather than punitive. That ruling helped propagate several pernicious myths underlying a policy that every state has adopted without regard to its justice or effectiveness.
Writing for the majority in Smith, Justice Anthony Kennedy took it for granted that collecting and disseminating information about people convicted of sex offenses made sense as a public safety measure. But that premise was always doubtful.
