Driving under influence — Evidence — Expert — Field sobriety exercises
Dec 31, 2019
Driving under influence — Evidence — Expert — Field sobriety exercises — Trial court erred in allowing state to present officer’s testimony about defendant’s performance of field sobriety exercises as expert scientific testimony, permitting state to question officer at length about his credentials over defense objections and to testify that defendant did not perform field sobriety exercises “to standard.” Error was not harmless where there was no breath or blood test result, and officer’s testimony was principal feature of trial.
Read Opinion Below:
Officer Testifying as Expert Witness.pdf