Expert Witnesses
List Expert Witnesses for DUI/DWI Cases
1. Mary McMurray. Blue Mounds, WI. Chemistry degree. Previously worked for Wisconsin State Patrol on Intoxilyzer 5000 as instructor and maintenance tech. Extensive experience with BAC Datamaster, Intoximeter EC-IR and Draeger 7410 & 7110. Expert of preliminary breath testing devices. Also former SFST instructor in 1980s and early 1990s. Mary’s e-mail: ethosinc@aol.com and home phone: 608-437-5344; cell: 608-772-1055.
2. Jay Zager of Ft. Lauderdale, FL. Ex-cop in Broward County. Medical retirement after 15 years. CMI factory trained on BOTH the Intoxilyzer 8000 and 5000. Repair technician approved by factory. Also, NHTSA SFST Instructor. E-mail: JayHZager@aol.com. Phone: 954-752-9788.
3. Pat Demers, Retired Pharmacist and Masters in Forensic Science. Formerly ran crime lab in Massachusetts. Excellent on blood and urine testing for alcohol or drugs. Operated a crime laboratory procedures; blood testing; urine testing. 146 Morrison Lane, Front Royal, VA 22630. 540-636-8772.
4. Robert (Bob) LaPier, 208-754-4632, 800-257-4643, SFST Instructor. Ex-cop who has trained thousands of cops on SFSTs. DRE instructor. Accident reconstruction. Intoxilyzer 5000 maintenance and instructor certified. www.LaPier.com.
5. Steve Rubenzer, Houston, TX; SteveRubenzer@sbcglobal.net; website is www.SteveRubenzerPhD.com; 11914 Astoria, Suite 490, Houston, TX 77089; Ph: 281-481-5715, Fax: 281-922-5903. Bachelors of Science, Psychology, University of Wisconsin, Oshkosh, 1981; Master of Science, Clinical Psychology, University of Houston, 1984; Doctor of Philosophy, Clinical Psychology, University of Houston, 1990; Licensed Psychologist in Texas since 1992. SFST Instructor. ABPP Diplomate in Forensic Psychology (one of 220 in USA), American Board of Professional Psychology.
6. Walden, Platt & Associates – Bryan, TX – Two Master Police Trainers (Troy Walden and Lance Platt) with Ph.D. degrees; retired from police work as NHTSA & IACP DRE and SFST trainers of the trainers; also handle in-depth police investigation and analysis of DUI/DWI case files and are available for testimony in court proceedings. Web site: www.WaldenPlatt.com. 979-822-3060; fax: 979-822-3061. Troy@waldenplatt.com or Lance@waldenplatt.com. Supervise SFST Student and Instructor Courses across the USA.
7. Bob Awtrey – LaGrange, GA; Accident Reconstruction, 706-645-1643 or Cell: 706-773-5250; Fax: 706-663-4081; Home: 706-663-4018 (former Georgia state patrol officer). Website address: www.SouthEasternSafetyAssociates.com.
8. Stefan Rose, MD, Physician trained in General Psychiatry, Clinical Pathology and Forensic Toxicology, 10130 Northlake Blvd., Suite 214, #300, West Palm Beach, FL 33412, 561-795-4452, fax: 561-795-4768, pager: 800-555-6449; toxdoc1@bellsouth.net; expertise in drugs, especially cocaine, plus expert on Intoxilyzer 5000, drug dog expert.



