State of Iowa v. Lloyd Aschbrenner

WATERMAN, Justice.

The legislature periodically updates statutes to keep pace with technology. Convicted sex offenders have long been required to report and update their resident addresses with the local sheriff. The sex offender registry alerts neighbors, especially those with children, of sex offenders and helps law enforcement track them. In this appeal, an adult registered sex offender presents constitutional challenges to his conviction for violating a more recent statutory requirement that he report his "Internet identifiers" (such as names used on social media).

In 2007, the offender…