When you are pulled over in Georgia and suspected of driving under the influence, there are three “standardized field sobriety tests” approved by the National Highway Traffic Safety Administration that law enforcement officers can conduct. These tests are the Horizontal Gaze Nystagmus (HGN), the walk-and-turn test, and the one-leg stand test.
Horizontal Gaze Nystagmus
HGN refers to [...]
Filed under Field sobriety testing by on Feb 17th, 2010. Comment. 
This past Halloween weekend, Houston law enforcement agencies began using a new combination mobile DUI-testing lab and holding cell. Better know as the “Batmobile,” this Mobile Command Station is outfitted with blood and breath analysis equipment, as well as means for arresting officers to electronically process any related paperwork.
“This will enable us to take [...]
Filed under Arrest issues, Field sobriety testing by on Nov 17th, 2008. Comment.
One of the field tests typically performed by police officers is called a horizontal gaze nystagmus test. In this test, the officer asks you to face forward with your head still then follow a pen or other object as he moves it from side to side.
Assuming that you have no disease or condition that [...]
Filed under Field sobriety testing by on Jun 2nd, 2008. Comment.
Dallas criminal defense lawyer Robert Guest recently posted a very useful interview with field sobriety test expert Dr. Greg Kane. Robert contends that the field sobriety test guidelines that are a standard part of police officer training are based on flawed science. Dr. Kane’s observations suggest that attorney Guest may have some [...]
Filed under Field sobriety testing, Pre-trial actions by on Apr 29th, 2008. 1 Comment.
