2025 Drug Recognition and Enforcement Conference

About Ryan Hutton

Ryan Hutton is a full-time law enforcement officer for the state of Missouri.  He created Extract-ED Training, which provides training to law enforcement, prosecutors, and civilian entities on various topics, including marijuana, drug trends, drug impairment, officer wellness, and leadership.  He has given presentations on drug impairment for the Colorado District Attorneys Council, the Florida Coalition for Highway Safety, the National Life Savers Conference and International Chiefs of Police.  He is the lead marijuana instructor for the state of Missouri, Missouri Office of Prosecution Services, University of Central Missouri, and Missouri Southern State University. He was awarded Officer of the Year in 2013 by Mothers Against Drunk Driving and Trooper of the Year in 2017, by the Law Enforcement Traffic Safety Advisory Council

Michael is a member of the Government & Community Relations team at CAA (Canadian Automobile Association) Club Group, Canada's largest CAA Club, and serves as the subject matter expert on policies and programs relating to road safety and oversees the traffic safety efforts for South Central Ontario. More specifically, this includes raising awareness on cannabis-impaired driving, distracted driving, speeding, vulnerable road user safety, slow down move over, and much more. Michael brings their dedication and passion for road safety to various projects, partnerships, and over 10 road safety committees across the province. 

Chuck Hayes is the former Drug Recognition Expert (DRE) Regional Operations Coordinator for the International Association of Chief's of Police (IACP). He has over 30 years of experience in law enforcement and ended his career as the Division Director for the Oregon State Police Patrol Services Division. Chuck has attended both the National Highway Traffic Safety Administration (NHTSA) Standardized Field Sobriety Testing (SFST) training, and the Advanced SFST Instructor training courses. He completed the Los Angeles Police Department Drug Recognition Expert (DRE) training in 1986, and the NHTSA DRE training in 1989. In 2024, Chuck was recognized as a DRE Emeritus by the IACP DRE Section and was also awarded the J. Stannard Baker Lifetime Achievement in Roadway Safety Award by the IACP. He has authored numerous publications on drugged driving and was a co-author of the "Drug Recognition Expert (DRE) Examination Characteristics of Cannabis Impairment" also known as the "302 DRE Cannabis Case Study".

Edward Zumaeta is a Senior Forensic Scientist in the Toxicology Unit at the Palm Beach County Sheriff’s office (PBSO) in West Palm Beach, FL. Mr. Zumaeta holds a Bachelor of Science degree in Forensic Science and a minor in Chemistry from the University of Central Florida and a Master of Science in Pharmacology and Toxicology from Michigan State University. Prior to his employment at PBSO, Mr. Zumaeta was a Crime Laboratory Analyst in the Toxicology Section at the Florida Department of Law Enforcement from 2014 – 2021. He is board certified as a Diplomate in Forensic Toxicology by the American Board of Forensic Toxicology (ABFT). He is a member of the Society of Forensic Toxicologists (SOFT) where he serves as a committee member for the Young Forensic Toxicologists committee. He is also an Associate member of the American Academy of Forensic Sciences (AAFS) and a member of the International Association for Chemical Testing (IACT).  

About Dr. Karl Citek

Dr. Karl Citek teaches courses in Ophthalmic Optics, Physiological Optics, and Environmental Vision, and supervises student interns in the Low Vision Clinic at Pacific EyeClinic Forest Grove. His current research interests include function and performance testing of alcohol and/or drug intoxication. He is frequently called upon to provide expert testimony on DUI cases throughout the U.S. Dr. Citek is the co-inventor of a patented non-prescription lens design that is currently being marketed by a major sports eyewear manufacturer. Dr. Citek received the Pacific University Faculty Development Award in 2004. He is a Fellow in the American Academy of Optometry.

He teaches classes in Physiological Optics, Ophthalmic Optics, Visual Perception, and Environmental Vision. He serves as attending doctor in the College's Primary Care and Low Vision Clinics. He is the Research Coordinator for the Pacific/Nike Research Program.

Dr. Citek was a featured presenter (video) on eye movement and intoxication at the 9th annual Mid-Atlantic Regional DUI Conference in Virginia Beach, VA, in March 2008.