Located in Oklahoma City, Oklahoma, John is the lead attorney with the Hunsucker Legal Group. The Hunsucker Legal Group is a multi-attorney firm defending over 300 DUI cases a year. John is a Director on the Board of the Oklahoma Criminal Defense Lawyer’s Association and a Regent and Sustaining Member of the National College of DUI Defense.
John is also a Faculty Member of the National College for DUI Defense. John is one of only a few attorneys in the country that actually owns the Intoxilyzer 8000 and has instructed attorneys in the United States and Canada on the use and problems of the machine. John has co-authored 20 books on the subject of DUI Defense including Oklahoma DUI Defense, The Law and Practice (Lawyers and Judges Publishing).
John has been selected as an Oklahoma SuperLawyer every year since its inception in Oklahoma. John has been featured as a legal expert nationally on CourtTV’s Open Court with Lisa Bloom and CourtTV’s In Session with Ashleigh Banfield. Locally, he has appeared on every major news station in the Oklahoma City market and has been quoted in the Daily Oklahoman for his extensive knowledge of DUI law. In 2012-2015, John was selected as the Daily Oklahoman Reader’s Choice Best DUI Attorney.
In 2014, John testified as an expert witness on the subject of DUI Detection and Field Sobriety Testing in the Tulsa County District Court which resulted in a not guilty verdict. Additionally, he has testified for the Oklahoma House of Representatives’ Committee on Public Safety on DUI related issues. In 2015, John was invited to speak at NCDD’s Winter Session in Florida as well as the National Association of Criminal Defense Lawyer’s Association annual DUI/DWI seminar in Las Vegas..
Member of the National College for DUI Defense 2002 Winter Session Graduate; 2002 Summer Session Graduate; 2003 Winter Session Graduate; 2003 Summer Session Graduate; 2004 Winter Session Graduate; 2004 Summer Session Graduate; 2005 Winter Session Graduate; 2006 Winter Session Graduate; 2007 Winter Session Graduate; 2007 Summer Session Graduate; 2008 Summer Session Graduate;2009 Summer Session Graduate; 2010 Summer Session Graduate; 2011 Summer Session Graduate; 2012 Summer Session Graduate; 2013 Summer Session Graduate; 2014 Summer Session Graduate, Speaker at 2015 Winter Session; 2015 Summer Session Graduate; 2016 Winter Session Graduate