Brian Leininger is a criminal defense lawyer in Overland Park, Kansas. His practice is limited to criminal defense with an emphasis on DUI, drug offenses and traffic offenses. Mr. Leininger is the former General Counsel to the Kansas Highway Patrol, where he completed training on the Intoxilyzer, is certified to administer the Standardized Field Sobriety Tests, certified as an SFST Instructor, and completed training to become a Drug Recognition Expert. Mr. Leininger was previously an Assistant District Attorney in Wyandotte County and City Prosecutor for Prairie Village. He is a member of the National Association of Criminal Defense Lawyers, Kansas Association of Criminal Defense Lawyers and the National College for DUI Defense.