Legal Websites

Legal Websites

Legal Websites

DUI Expert Witnesses

Outside of VA Lawyers

National College of DUI Defense


Law Office of Cary L. Lackey, P.C.
649 North 4th Avenue
Phoenix, Arizona 85003-1526
(602)288-2303 Office
(602)294-9289 Fax
email: [email protected]

The Law Offices of Edward A. Loss, III
5400 W.Northern Ave., Suite 206
Glendale, Arizona 85301
(520)327-1219 Office
(520)529-0796 Fax
email: [email protected]


The Law Offices of Michael A. Richmond
360 West Lexington Avenue, Suite 100
El Cajon, California 92020
(619)334-7180 Office
(619)334-8730 Fax
email: [email protected]


Kirkconnell, Lindsey, Snure & Yates, P.A.
Michael J. Snure
1150 Louisiana Avenue, Suite One
Winter Park, Florida 32789
(407)644-7600 Office
(407)645-0805 Fax
email: [email protected]


The Law Office of Richard T. Ryczek Jr., PC
261 West Crogan Street
Lawrenceville, GA. 30045
(770)513-7323 Fax
email: [email protected]

Elmer H. Young, III Attorney at law
609-C Ponder Place Drive
Evans, Georgia 30809
(706)650-7334 Office
(706)650-7336 Fax
email: [email protected]

Robert & Parker McFarland
McFarland & McFarland, P. C.
309 Pirkle Ferry Road, Suite B-400
Cumming, GA 30040
FAX 770-889-1099
email: [email protected]


Law office of Jonathan J. Paull
The Commercial Bank Building
917 Franklin 4th Floor West
Houston, Texas 77002
(713)227-1525 Office
(713)227-5840 Fax
email: [email protected]


Gourley, Rehkemper & Lindholm, P.L.C.
Robert G. Rehkemper
303 Locust Street, Suite 200
Des Moines, Iowa 50309
(515)226-0500 Office
(515)244-2914 Fax
email: [email protected]


Law Office of Lance J. Robinson
Lance J. Robinson
3217 Florida Ave., Suite B
Kenner, Louisiana 70065
(504)465-0101 Office
email: [email protected]


Leonard R. Stamm
Goldstein & Stamm, P.A.
6301 Ivy Lane, Suite 504
Greenbelt, Maryland 20770
(301)345-0122 Office
(301)441-4652 Fax
email: [email protected]
Website:  and


Keegan & Flanagan, LLP
Joe Keegan
1495 Hancock Street, 2nd Floor
Quincy, Massachusettes 02169
(617)472-8400 Office
(617)479-3409 Fax
email: [email protected]


Talpos & Arnold, P.C.
John C. Talpos
525 E. Big Beaver, Suite 250
Troy Michigan 48083
(248)743-6800 Office
(248)743-6801 Fax
email: [email protected]


Charles A. Ramsay - Attorney at Law
Charles A. Ramsay & Associates
450 Rosedale Towers, 1700 West Highway 36
Roseville, MN 5513
(651)604-0000 Office
(651)604-0027 Fax
email: [email protected]


Law Office of R. Brent Hankins, P.C.
1125 Grand Boulevard, Suite 1810
Kansas City, Missouri 64106
(816) 471-8419 Office
(816) 421-3785 Fax
email: [email protected]


Bernard F. McEvoy Attorney at Law
200 Fourth Avenue North, Third Floor
Nashville, Tennessee 37219
(615) 780-7557
email: [email protected]


Garth O’Brien
701 Fifth Avenue
Suite 5500
Seattle, WA 98104

Vernon A. Smith
Attorney at Law
110 - 110th Ave. N.E., Suite 670
Bellevue, Washington 98004
(425)457-7474 Work
(425)999-0517 Mobile
email: [email protected]

West Virginia

LaNeve Law Offices
Todd F. LaNaNeve
PO Box 549
Jane Lew, West Virginia 26378
(304)624-1700 Office
email: [email protected]


DUI Expert Witnesses

Robert (Bob) LaPier,  208-754-4632,  800-257-4643,  SFST Instructor. Ex-cop who
has trained thousands of cops on SFST’s. DRE instructor. Accident reconstruction.
Intoxilyzer 5000 maintenance and instructor certified.


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 on preliminary breath testing devices. Expert on software applications for breath instruments. Also former SFST instructor in 1980’s and early 1990’s.
Email: [email protected] and home phone: 608-437-5344; cell: 608-772-1055.


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 an NHTSA SFST Instructor.
Email: [email protected] Phone: 954-341-9774; FAX 954-752-9788.

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 o f
DUI/DWI case files and are available for testimony in court proceedings.  979-822-3060; fax: 979-822-3061  Email [email protected]
or [email protected] Supervise SFST Student and Instructor Courses across the USA.


Steve Rubenzer, Houston, TX, Email: [email protected]
website 11914 Astoria, Suite 490, Houston, TX 77089
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, plus has taken special courses on eye movements at the University of Houston College of Optometry that enable him to testify about HGN and similar eye movements . ABPP Diplomat in Forensic Psychology (one of 220 in USA), American Board of Professional Psychology.

David Stafford, Ph.D. Memphis, TN; Toxicologist (formerly with University of
Tennessee Medical School over 30 years, now retired); Breath, Blood, Urine, SFST. Drugs, alcohol, arson investigation. Call at home 901-726-4876.


Bob Awtrey – LaGrange, Georgia; Accident Reconstruction Specialist, 706-645-1643 or
706-773-5250 [cell]; 706-663-4081 [fax]; 706-663-4018 [home] (former mathematics
teacher and then 20 years with Georgia state patrol; taught reconstruction for Georgia
officers in statewide program). Website
Email: [email protected]


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; Email [email protected]
expertise in drugs, especially cocaine, plus expert on Intoxilyzer 5000, drug dog expert.


Rick Swope — Davie, FL- SFST’s,  Accident Reconstruction, Engineer - 8211 SW 28
Street, Davie, FL 33328 Office: 954-476-7640; Fax: 954-476-9224. Masters Degree,
Engineering; ex-cop and ex-DUI task force officer . SFST Master Instructor .
Email [email protected]



Pat Demers, Retired Pharmacist and Masters in Forensic Science. Formerly ran crime lab
in Massachusetts. Currently resides in Maine. Phone 207-636-2908; Cell 207-459-0981
Email [email protected]  124 10th Street, Acton, ME 04001 207-636-7840.

Dr. Michael Hlastala, Ph.D., breath testing device expert, Professor of Lung Physiology
and Biophysics and of Medicine, Seattle, Washington,  206-543-3166; fax:  206-685-8673
voice message 206-685-8436; Email [email protected] home: 425-742-7811
425-280-7319 (cell). Practicing since 1969, with over 350 published articles or books.


Edward F. Fitzgerald, JD, Mesa, AZ; wrote book on Intoxication Test Evidence, 480-699-9334; 480-688-0831, general information on breath test principles and blood/urine testing.
Email [email protected]

Dr. Robert Middleberg, Pharm. D., Ph.D., 3701 Welsh Road, Willow Grove, PA,
215-657-4900; fax: 215-657-2972. Intoxilyzer 5000; pharmacology issues, toxicology
He currently directs the Forensic Toxicology unit of National Medical Services, as well as
serving as a laboratory director. He previously served as the Director of Expert Services
for NMS, and coordinated medico-legal issues for courts, attorneys, etc.


Dr. James Woodford, Ph.D., Chemistry, Chattanooga, TN; Email [email protected]
or [email protected] 423-821-1146 or 423-432-2606 (cell); breath, blood,
urine, drugs or alcohol. Attended my first SFST student course in 1994.

Harvey Cohen, Ph.D, C.I.H., Cambridge Technical Associates, PO Box 920113,
Needham, MA 02492, 781-449-4335, fax: 781-449-1539, Co-Author of Harvey M .
DRIVER (Matthew Bender 2002). Email [email protected]


Charles E. Smith, DUI Consultant, Ex-cop (23 years) with Factory Maintenance and
Repair Training by CMI (40 hours); over 30 years of O-T-J training; SFST Instructor;
DRE Instructor; plus has been court qualified to do retrograde work as a toxicologist in
Florida (from job training, not educational degrees). SFST Instructor Training in 1983,
plus has taught DRE course; 772-286-5761 & 772-286-6732 (fax) Email [email protected]


Francis Gengo, Pharm .D, Ph.D., Pharmacology; Toxicology; 64 Dan Troy Dr.,
Williamsville, NY 14221-3550,  716-634-0915 
Dr. Gengo currently serves as anAssociate Professor of Pharmacy and Neurology and a Clinical Assistant Professor of Neurosurgery at the SUNYAB School of Medicine.


William C . Fischer, Endicott, NY, 607-785-5766; fax: 607-748-8404, Accident
Reconstruction and Vehicle Fault Expert.

Tony Corroto, 17 years of police work with Atlanta PD – Master Instructor of Instructors
in BOTH SFST’s and DRE’s – Oversaw breath test program & ran over 10,000 Intoxilyzer
5000 breath tests – Email [email protected]
Phone: 404-906-2153; Fax: 770-693-9852.


Steven W. Rickard, Accident Reconstruction Expert & Animation of Accidents, Prior PA
State Trooper with over 30 years total experience; 1644 Whitley Drive, Harrisburg, PA
17111, 717-540-3451 or 3457.


David Sweeney, Conway, SC; Pharmacokinetics, Pharmacology, Infrared Breath Testing
(BAC Datamaster and basic issues for Intoxilyzer 5000); effects of EITHER alcohol or
drugs-- prescribed and non-prescribed (contraband) – 843-241-3108 (cell) ; 843-347-0352
(work); 843-365-7201 (home) . Email [email protected]

Dominick A. Labianca, Ph.D., Department of Chemistry, Brooklyn College of The City
University of New York, Brooklyn, NY 11210; 718-951-5458 or home: 516-489-3247. Expert in blood, urine, proper testing, conversion from serum to whole blood.


Lawrence Masten, Ph.D in Toxicology, Board Certified in Toxicology; 873 West Bay
Drive, 186, Largo, FL 33770, 727-595-6575; fax: 727-595-0785; toll free: 866-329-9262;
[email protected] Handles collection, transport, storage, and analysis of legal and hospital blood for BAC’s & the interpretation of BAC’s and factors that affect BAC readings and/or blood/urine drug levels. 33 years experience.

William Giguiere; B.S. in Zoology, with minors in chemistry and political science; grad studies in marine biology; masters in secondary education to teach biological and physical sciences; graduate studies in toxicology, pulmonary functioning and respiratory therapy and in alcohol studies; presently works at Park-Gilman Clinics, Inc. Burlingame,
CA 94010; 650-259-7564 or fax: 650-259-7952


Dr. Alfred E . Staubus, Pharm.D., Ph.D.,  614-451-1406 (phone),  614-451-1407 (fax ) (Alcohol and drug issues; blood, breath or urine testing). Email [email protected]
1015 Kenway Court, Columbus, OH 43220.


Dr. David Schneider, Pharm D., BA in Biology; Practicing Pharmacologist for 30+ years,
Royal Oak, MI; 313-577-1579; fax: 810-545-2475

Kenneth Glaza, K & R's Recording Studio, Inc., V: 248-557-8276
F: 248-557-0441, forensic audio or video enhancement or filtering, plus other engineering services. See vita:


David (Dave) Fries — Live Oak, FL; Intoxilyzer 5000, SFST Field Testing (Instructor) -
386-344-1770 cell; 386-658-3464 work; 386-658-2687 fax; [email protected] Ex-cop with
extensive experience on the Intoxilyzer 5000.


Bill Taylor — Standardized and Non-Standardized Field Testing and Intoxilyzer 5000-
770-534-1501.  Email [email protected] Ex-cop (27+ years) who has trained in excess of 3000 instructors and students on SFST’s . Retired Police Captain, in charge of the DUI task force. Formerly headed up State of Georgia original training on NHTSA
SFST’s & alcohol/drug training for 3 years, after retirement as cop in 1991.
Jerry W. Bush, MD, medical degree, University of Alabama; B.S. in Pharmacy, Auburn
University (1st in Class); Board Certified in Internal Medicine; background in pharmaceutical research; certified independent medical examiner; presently in private medical practice south of Atlanta; P.O. Box 39, Williamson, GA 30292


Dr. Terry Martinez, Toxicologic Associates Inc., 6614 Clayton Road, #107 Richmond
Heights, Mo 63117; Ph: 618-345-0786;  618-367-8700; ext. 1404. Holds Ph.D. in
Pharmacology. He is also an expert on methamphetamine manufacture cases.


Dr. David Benjamin, Ph.D., 77 Florence Street, Suite 107,
Chestnut Hill, MA 02467, Telephone: 617-969-1393, Fax: 617-969-4285. Alcohol or drugs are within his realm of expertise.


Stan Alari, Radar and Laser Expert, 412 North Pacific Coast Hwy #237, Laguna Beach
CA 92651, 1-877-SOXRADAR Cell: 562-682-5372 Fax: 760-406-6222
[email protected] Stanley Alari & Associates.


Gil Snowden, Brick, NJ; [email protected] Phone: 732-458-4014; fax: 732-458-3449
former New Jersey State Police Breath Test Coordinator/Instructor and DWI/SFST instructor, now expert for breath testing and SFST’s.


Mike McDermott, Forensic Audio & Tape Expert, Great Falls, VA ; 703-757-0103;  
fax: 703-757-0262; Email [email protected]


Dr. Spurgeon Cole, Ph.D., Psychology (formerly with Clemson University); Expert in
Psychophysical Testing protocol and devastating witness regarding the lack of scientific  method in implementation of SFST’s and "Validation Studies"; 1040 McNutt Crossing, Bogart, GA 30622, 864-710-1293 (cell), 706-208-8167 (home), Email [email protected]


Joe Citron, MD, JD (board-certified ophthalmologist for 30+ years), Atlanta, GA — HGN guru (from both medical standpoint and SFST training) and other SFST’s (certified); Intox
5000 (factory certified instructor); medical testimony such as symptoms that mimic alcohol impairment after traffic accident; medical degree, Albert Einstein College of
Medicine, NY; residency at Mayo Clinic, Rochester, MN - 404-261-2911 or 404-386-1100
or 404-784-5297. Email [email protected]


Dr. Richard Saferstein, Ph.D., 20 Forrest Court, Mount Laurel, NJ 08054, 856-234-7134
voice, 856-778-4841 fax .Ph.D. in Chemistry. Noted author of books on Forensic
Science. Former Chief Chemist for the State of New Jersey.


Joseph William Huff, Ph .D. in Physiology from Medical College of Georgia, Masters in
Pharmacology from University of Georgia, B.S. in Chemistry with minors in Biology and
Mathematics from West Georgia College, 118 Lyle Way, Carrollton, GA 30117, CEO,
Materials and Surfaces, Ltd; Adjunct Professor, State University of West Georgia
770-834-8611; fax: 770-832-1028; Email [email protected] Previously worked as Assistant Professor teaching Ophthalmology at the Bethesda Eye Institute.



Ron Lloyd, Villa Rica, GA; former Georgia State Trooper for 13 years ; NHTSA SFST
Instructor; DRE Instructor; Top Instructor in Georgia when he departed to be a private
investigator and expert in DUI cases; Intoxilyzer 5000 operator trained (as a cop), but not
a factory `technician". (770) 463-8823 Business;  770-463-8813 Fax;  404-822-4003
cell; 12 North Alexander Creek Road, Newnan, GA 30263 . Email [email protected]


Dr. Ronald Nowaczyk, Ph.D., received BA from Northwestern University, MA and Ph .D.
Miami University (Ohio), Associate Vice Chancellor for Economic and Community Development, Head of Department, Professor of Psychology, Office of Economic and Community Development, 300 E. First Street, 301 Willis Building, East Carolina
University, Greenville, NC 27858; Phone: 252-328-6650 ext. 231, Fax: 252-328-4356,
Email  [email protected]

Gil Sapir, Forensic Science Consultant, undergrad degree in Microbiology and Biology,
Colorado State University, Master of Science in Criminalistics, University of Illinois-
Chicago; JD degree, Chicago-Kent College of Law; extensive publications and law review articles on breath testing deficiencies and SFST unreliability; has taken factory training on most breath testing devices, including EC-IR, DataMaster, Intoximeter 3000. SFST trained.
Email [email protected] P.O. Box 6950, Chicago, IL 60680; 312-458-0665.


James Johnson, Polygraph Expert, Former Chief Polygrapher for U.S. Air Force
(Europe), 11 Deerwood Drive, Litchfield, NH 03052-8004,  603-424-6365


Lonny E. Horowitz, MD – Was an EMT prior to attending medical school; worked for 4
years during residency and internship in trauma units in NY and NJ area; can provide
expert testimony about symptoms of traumatic head injury mimicking alcohol
intoxication; also expert in diabetes, hypoglycemia and high protein diet issues for breath
test interference defense. No training on breath testing devices, but can explain how
ketone conversion to isopropyl alcohol may be misread by an infrared device as ethyl
alcohol. 770-393-3438. Woodstock, GA Email [email protected]

Dr. Gerald P. Simpson, Ph.D., 846 Woodlawn Dr, Thousand Oaks, CA 91360, home

Ronald Henson, Ph .D. Peoria, IL 309-360-5614;
P.O. Box 10706, Peoria, IL 61612-0706 . Ph.D. (Dissertation: Workplace Drug & Alcohol
Testing), M.P.A., B .S. Ex-police officer and previously worked for State of Illinois as an
Instructor for Breath, Blood, and Urine Alcohol Testing and SFST’s. Expert experience
with the Intoximeter EC/IR, Intoximeter 3000, AlcoSensor Models III & RBT IV,
Intoxilyzer 5000 & 4011’s, BAC Verifier, BAC DataMaster, portable breath test devices,
and related physiology and pharmacology principles associated with alcohol testing.


Forensic Gait Analysis Group, Two podiatrists [Dr . Clark D. Miller and Dr. Paul N.
Greenberg provide medical and scientific review of DUI-DWI suspects regarding foot
function and "gait" analysis. Use computer technology to quantitatively measure and
analyze gait patterns for purposes of refuting police claims of impairment as shown
through field sobriety testing procedures. 212-794-2060 (NY) or 973-379-4965 (NJ). and Email [email protected]



Barry S . Reiss, Ph .D., 8006 Bellafiore Way, Boynton Beach, FL 33437, 561-733-7916
(Phone), 917-838-2095 (Mobile), Email [email protected] pharmacology expert
witness for civil, DUI, DWI, and federal pharmacy law. Licensed in Florida and New
York. Twenty-five years of experience in providing pharmacology expert witness
testimony. Author of three books on Pharmacology; former pharmacology professor.


Jan Semenoff, a factory certified instructor for the Intoxilyzer 5000, and a former
Canadian police officer.

Dr. Sarah Kerrigan, Ph .D., Forensic Toxicologist. A Scotland Yard training toxicologist
whose specialty is drugs that impair, Dr. Kerrigan received her BS in
Chemistry/Analytical Chemistry and Toxicology and her Ph.D. in Chemistry in the field
of drugs of abuse testing. Mailing Address: P .O. Box 7429, Houston TX 77248-7429;
Office: 713 868 2440; Cell: 713 817 2229; Email [email protected]

JoAnn Samson, Ph .D., Toxicologist/Physiologist, NHTSA Certified Instructor, Breath,
Blood and Urine Expert, 17 Princeton Street, Concord, NH 03301, 603-229-0073;
Fax: 603-224-6933, Email [email protected]  [Former State Toxicologist]

Gary Lage, Ph.D, Toxicologist; can handle alcohol or drugs with blood tests,
pharmacology issues ; ToxLogics, Inc., 22 Bernard Street, Ewing, NJ 08628;
606-883-9077; FAX: 609-883-9044; Email [email protected]


J. Robert Zettl, Forensic Toxicologist (Bachelor of Science in Bacteriology with minor in
Physical Chemistry ; Masters in Public Administration), (Intoxilyzer 5000, blood tests;
urine tests) Littleton, CO, Voice/cell 720-363-9900 ; Fax 303-795-1654; Home 303-795-
9271 ; [email protected]; formerly with State of Colorado Alcohol Program for over
25 years.

Thomas E. Workman, Esq., - Patent Attorney with 30+ years in high-level computer
software, firmware and hardware development ; understands "Source Code" issues and
can analyze code and can testify about flaws in programs running breath computers; 41 Harrison Street, Taunton, MA 02780;
508-822-7777; Fax: 508-824-2420; Email [email protected]


Wanda Marley, RN, BSN, CRNA, MS, PhD ., Fort Collins, CO. Worked as
emergency room and intensive care nurse, then certified registered nurse
anesthetist (CRNA) in operating room for total of 16 years . Trained at Mayo
Clinic in anesthesia, and got a masters degree at the University of Kansas, which
stressed primarily pharmacology and toxicology . Taught physiology and
pharmacology at Colorado State University for 7 years, after earning a doctoral
degree there, in physiology. Worked for 19 months as Senior Scientist at Rocky
Mountain Instrumental Laboratory, then opened medical-legal consulting
business. Testifies on DUI and DUID cases; particularly when the client has
some medical problem or takes prescription meds which contribute some degree
of psychomotor impairment.
E-mail [email protected] Phone: 970-224-4587 ; Fax: 970-224-1194


John Woodward, Utica Toxicology Services, 737 3 rd Avenue, #E, Chula Vista, CA
91910, has been an expert for state in more than 2500 cases prior to moving over t o
independent lab work in criminal and civil cases . Phone: 619-420-8388;
Fax : 619-420-4128; Email [email protected]

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