Kate Huffman served for twenty-one years as a General Division Judge on the Montgomery County (OH) Common Pleas Court and, since 2023, serves as a Judge on the Ohio Second District Court of Appeals.  During her trial court tenure, she presided at various times over the Drug Court and the Women’s R.I.S.E. court, which included a DUI track.  Judge Huffman received her B.A. in political science from Wright State University and her J.D. from the University of Dayton School of Law, and an M.A. in Judicial Studies from the University of Nevada; she also earned Certificates in Judicial Development General Jurisdiction Trial Skills and Judicial Development Dispute Resolution Skills from the National Judicial College.  Judge Huffman teaches as an adjunct faculty member at the University of Dayton School of Law and on the faculty of the National Judicial College.  She also currently serves as the American Bar Association National Judicial Fellow, providing training around the country on issues associated with impaired driving.  In addition, she has authored numerous articles on impaired driving related topics. 

Erin Inman is the director of the National Traffic Law Center with the National District Attorneys Association. Prior to joining the NTLC, Erin practiced law in Montana for over 15 years. She was elected to serve as the Prairie County Attorney, launched Montana’s Traffic Safety Resource Prosecutor program, taught at the Montana Law Enforcement Academy, and has participated in the design of several criminal justice publications and curricula.

Sabra Jones, PhD is a board-certified Forensic Toxicologist focusing on transportation safety. She is the Regional Toxicology Liaison supporting toxicologists and traffic safety partners in the Northeast Regions 1, 2, and 3.  Dr. Jones earned her Master of Science degrees in Drug Chemistry and Forensic Toxicology from the University of Florida, undergraduate and graduate degrees in Criminal Justice and Criminal Justice Management and Administration with a focus on Substance Abuse Studies from the University of Central Oklahoma, and received her PhD from Oklahoma State University, Center for Health Sciences in Forensic Science. She is a past chair of the National Safety Council’s Alcohol, Drugs, and Impairment Division and past Vice-Chair of the Academy Standards Board’s Toxicology Consensus Body.  

Deena Ryerson has been a prosecutor for 24 years and, for the last 18 years, has served as Oregon’s Traffic Safety Resource Prosecutor (TSRP).  She possesses extensive courtroom experience from prosecuting countless alcohol- and drug-impaired driving cases and was selected as Oregon’s Driving Under the Influence of Intoxicants (DUII) Multi-Disciplinary Training Task Force 2004 Prosecutor of the Year.  As a TSRP, Ms. Ryerson provides training for new and seasoned prosecutors and law enforcement officers, as well as case law updates and alerts about new and novel defense court challenges and issues.  She also provides case law updates to Oregon judges at their annual conference.  She has provided trainings in numerous other states, at several national impaired driving conferences, and has taught at the Borkenstein drug toxicology course.  Additionally, she works on impaired driving legislation and has been responsible for several major changes in Oregon law.  She is a member of the DUII Multidisciplinary Task Force, the Drug Recognition Expert Steering Committee, numerous impaired driving related work groups, and a liaison to the Governor’s Advisory Committee on DUII.  In 2014, Ms. Ryerson was selected as one of the International Association Chiefs of Police DRE Ambassadors.  Ms. Ryerson also participated in the creation of several national impaired driving curriculums and is frequently invited to provide presentations across the country on impaired driving.