DUI & Criminal Defense

2501 North 7th Street
Phoenix, AZ 85006

Arizona DUI Lawyer

Arizona DUI Attorney


What is this? This was my first DUI blog that started earlier in my career. Some of the original posts have been update here. Others have moved to my new location. All new posts and information is now located: DUI LAWYER WEBSITE Attorney Lawrence Koplow’s DUI Law Website CLICK HERE LEGALCOFFEE BLOG Criminal Justice & Commentary by Lawrence Koplow CLICK HERE Ready to fix it? (602) 494-3444 YES, HELP ME You might also be interested in Arizona DUI The Definitive

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Field Sobriety Tests

What Do Field Sobriety Tests Prove?

The short answer is not much. At best, they may correlate to someone having a blood alcohol concentration over a .08. At worst, they prove nothing at all. To understand their meaning you must look at how they came into existence and who developed them. In the late 1970’s, NHTSA (the National Highway Traffic and Safety Administration) paid for some research to see if tools could be developed for law enforcement to identify people who are potentially DUI / DWI.

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