Andrew Thomas Leonards

Andrew Thomas Leonards is a Trial Attorney at The Johnson Firm and a retired Louisiana State Police Master Trooper with nearly two decades of law enforcement experience. He brings insider knowledge of police procedures to criminal defense, allowing him to effectively challenge evidence and enforcement practices. A recognized authority in impaired driving cases, Andrew served as the Region II Impaired Driving Coordinator and an instructor with the LSP Training Academy, specializing in the Intoxilyzer 5000/9000 and NHTSA Standardized Field Sobriety Testing. He has handled more than 700 impaired driving investigations and conducted 158 Drug Recognition Expert evaluations. Andrew continues to instruct and train law enforcement and legal professionals nationwide and maintains instructor-level certifications in DRE, SFST, Radar/Lidar, and Taser protocols. In 2018, he received the Liberty Bell Award for defending an arrestee’s constitutional rights, underscoring his commitment to justice. Awards and Honors Honors Member of the Louisiana Bar Association Committe for Criminal Justice Louisiana State Police POST Academy 2003 Northwestern Accident Reconstructionist 2008 Drug Recognition Expert 2013 Drug Recognition Expert Instructor 2015 Intoxilyzer 9000 Technician 2015 Radar/Lidar Instructor 2015 Advanced Roadside Impaired Driving Instructor 2015 Drug Impairment Training for the Educational Professionals Instructor 2017 Liberty Bell Award Recipient 2018 SWLA Bar Association Louisiana Post Basic Instructor Certification 2019

• Attorney

• Louisiana
• Supreme Court of Louisiana, 2023