When May Evidence of HGN Come on Down . . . or In?

Published for NC Criminal Law on August 25, 2016.

The question I am most frequently asked these days is some version of the following: May a law enforcement officer trained in administering the HGN test testify at trial about a defendant’s performance on the test if no other expert testifies about the relationship between nystagmus and impairment by alcohol? While the answer obviously is ... Read more

The post When May Evidence of HGN Come on Down . . . or In? appeared first on North Carolina Criminal Law.