Memberships

National College for DUI Defense, Regent
Oklahoma Super Lawyers 2006, 2007, 2008, 2009, 2010, 2011, 2012,2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020
Litigation Counsel of America-Fellow and state delegate
Best Lawyers
Martindale-Hubbell-AV rated
National Trial Lawyers-Top 100 Lawyers
National College for DUI Defense—Board Certified
National College for DUI Defense—Sustaining Member
National Association Criminal Defense Lawyers
Northeastern State University, Adjunct Professor
University of Oklahoma, Adjunct Professor
Taurida University, Kiev, Ukraine Adjunct Professor
BankingUniversity,Kiev,Ukraine AdjunctProfessor
Aviation University, Kiev, Ukraine Adjunct Professor
Kyiv Internal Affairs University, Kiev, Ukraine Adjunct Professor
Yaroslav Mudryi National Law Academy, Kharkiv, Ukraine Adjunct Professor
Banking University, Kharkov, Ukraine Adjunct Professor
Kharkiv Internal Affairs University, Kharkiv, Ukraine Adjunct Professor
Karazin University, Kharkiv, Ukraine Adjunct Professor
Academy of Advocacy, Kiev, Ukraine Adjunct Professor
Taras Shevchenko National University, Kiev, Ukraine Adjunct Professor
European University, Kiev, Ukraine Adjunct Professor
American Trial Lawyers Association
American Academy Forensic Sciences
Oklahoma Trial Lawyers Association
Oklahoma Criminal Defense Lawyers—Board of Directors
Tulsa County Criminal Defense Lawyers—President Emeritus
Oklahoma Bar Association
Arkansas Bar Association

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