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Crime Scene Shooting Tool Marks Ballistics Trace Evidence Expert Witness

Provides Opinion & Testimony In:

Forensic Scientist, Crime Scene Shooting Investigation Reconstruction, Tool Marks, Ballistics, Trace Evidence, Semen, Drug Analysis, Blood Spatter, Latent Prints, Product Tampering, Court Exhibits, Firearm Tool Mark Examinations, Trace Evidence Analysis, Bloodstain Pattern Analysis, Controlled Substance Identification, Crime Scene Reconstruction, Shooting Incident Reconstruction, Gunpowder Primer Residue, Footwear Tire Tread Impression Evidence, firearms

Present Position:

Director, Forensic Training & Consulting, LLC since 1997

Former Positions:

Instructor of Chemistry, Blinn College, Brenham, Texas 1971-1974
Assistant Laboratory Director, Fort Worth Police Department, 1974-1983
Adjunct Instructor of Chemistry, Weatherford College, Weatherford, Texas 1976-1980
Adjunct Instructor of Criminal Justice, University of Texas at Arlington, 1980-1983
Supervising Criminalist, Arizona Department of Public Safety, 1983-1996 (ret.)
Adjunct Instructor of Police Science, Northern Arizona University, 1984-1994
Firearms Examiner, Tulsa Police Department, Tulsa, Oklahoma 1996-1997
Adjunct Instructor of Police Science, Tulsa Community College, 1997
Laboratory Manager, Weckerling Scientific Laboratories, Carrollton, Texas 1997-1998
Criminalist, Forensic Consultant Services, Fort Worth, Texas, 1998-1999
Principal Lecturer/Criminalistics Coordinator, University of North Texas, 1999-2012 (ret.)

Formal Education:

B.S., Chemistry, Sam Houston State University, 1968
M.A., Chemistry, Sam Houston State University, 1971

Special Courses Attended:

DEA Forensic Chemist Seminar, McLean, Virginia, 1975 (40 hrs)
FBI Glass Analysis Course, Quantico, Virginia, 1976 (40 hrs)
Applied Molecular Spectroscopy, Arizona State University, Tempe, Arizona, 1977 (40 hrs)
ATF Arson Residue Analysis Course, Rockville, Maryland, 1980 (40 hrs)
FBI Gunshot Residue Analysis Course, Quantico, Virginia, 1981 (40 hrs)
Ballistics and Handloading Course, Trinidad State College, Trinidad, Colorado, 1982 (40 hrs)
Polarized Light Microscopy, McCrone Institute, Austin, Texas, 1982 (40 hrs)
FBI Instrumental Analysis of Paints and Polymers Course, Quantico, Virginia, 1983 (40 hrs)
FBI Symposium on Footwear and Tire Tread Examination, Quantico, Virginia, 1984 (40 hrs)
X-Ray Fluorescence Class, Tracor Corporation, Flagstaff, Arizona, 1985 (8 hrs)
FBI Specialized Techniques in Firearms Identification Course, Quantico, Virginia, 1987 (40 hrs)
Ruger Police Armorer’s Course, Phoenix Police Academy, Phoenix, Arizona, 1987 (40 hrs)
Crime Scene Reconstruction Class, Dr. Henry Lee, Scottsdale, Arizona, 1988 (8 hrs)
AFTE Glock Armorer’s Class, Virginia Beach, Virginia, 1989 (8 hrs)
AFTE Remington 1100 Service Class, Houston, Texas, 1991 (8 hrs)
Photomicrography Class, Leitz Corporation, Phoenix, Arizona, 1991 (8 hrs)
Crime Scene Photography, Flagstaff, Arizona 1992 (8 hrs)
Wound Ballistics Class, Dr. Martin Fackler, Glendale, Arizona, 1992 (8 hrs)
Blood Spatter Interpretation and Crime Scene Reconstruction, Scottsdale, Arizona, 1993 (16 hrs)
FBI Footwear and Tire Tread Examination Seminar (presenter), Quantico, Virginia, 1994 (40 hrs)
SWAFS Shooting Reconstruction Class, Colorado Springs, Colorado, 1995 (8 hrs)
SWAFS Lamp Bulb Examination Class, Colorado Springs, Colorado, 1995 (8 hrs)

Accident Reconstruction and Low-Speed Crash Evaluation, Texas A&M University, 1996 (16 hrs)
Bloodstain Pattern Analysis in Violent Crimes, University of North Texas, 2000 (40 hrs)
Recovery of Buried Remains, University of North Texas, 2001 (16 hrs)
Bloodstain Pattern Analysis in Crimes of Violence – Pt. II, University of North Texas, 2002 (40 hrs)
Blood Wipes, Swipes & Other Patterns, IAI Training Seminar, Boston, MA, 2006 (2 hrs)
Preparation of Demonstrative Exhibits for Bloodstain Pattern Analysis, IAI Training Seminar,
Boston, MA, 2006 (10 hrs)
Microscopical Approach to Trace Evidence in Shootings, AAFS, Denver, CO, 2009 (8 hrs)

Professional Affiliations:

Retired Fellow of the American Academy of Forensic Sciences
Distinguished Member of the Association of Firearm and Tool Mark Examiners
Emeritus Member of the Southwestern Association of Forensic Scientists
Emeritus Member of the American Society of Crime Laboratory Directors
Member of the International Association of Bloodstain Pattern Analysts

Specialized Forensic Classes Taught:

(List of classes taught from 1984-1998 is available upon request)

Shooting Reconstruction, El Paso Police Department, 1999 (40 hrs)
Shooting Reconstruction, Prince William County Police Training Center, Nokesville, Va.,1999 (40 hrs)
Shooting Reconstruction, Florida Dept. of Law Enforcement, Pensacola, Fla., 1999 (24 hrs)
Shooting Reconstruction, Salt Lake Co. Sheriff’s Training Center, Salt Lake City, Ut., 1999 (24 hrs)
Shooting Reconstruction, Tri-County Police Training Center, Fergus Falls, Minn., 1999 (24 hrs)
Clandestine Drug Lab Investigation, Tarrant Co. (TX) Drug Task Force, Cleburne, Tx., 1999 (24 hrs)
Blood Spatter Interpretation, Arlington Police Training Center, Arlington, Texas, 1999 (24 hrs)
Advanced Homicide Investigation, Turkish National Police, Ankara, Turkey, 1999 (40 hrs)
Advanced Homicide Investigation, Turkish National Police, Istanbul, Turkey, 1999 (40 hrs)
Shooting Reconstruction, Gastonia Police Training Center, Gastonia, N.C., 1999 (24 hrs)
Shooting Reconstruction, Tallahassee Police Department, Tallahassee, Florida, 1999 (24 hrs)
Shooting Reconstruction, Tri-Cities Police Academy, Richardson, Texas, 1999 (24 hrs)
Shooting Reconstruction, West Palm Beach Co. Sheriff, West Palm Beach, FL, 2000 (24 hrs)
Crime Scene Investigation, Office of the Attorney General , Guatemala City, Guatemala, 2000 (40 hrs)
Officer –Involved Shooting Incidents, University of North Texas, Denton, Texas, 2000 (16 hrs)
Advanced Shooting Reconstruction, University of North Texas, Denton, Texas, 2000 (24 hrs)
Shooting Reconstruction, Las Vegas Metro Police Department, Las Vegas, Nevada, 2000 (24 hrs)
Advanced Shooting Reconstruction, West Palm Beach Police Department, Florida, 2000 (24 hrs)
Shooting Reconstruction, East Texas Police Academy, Kilgore, Texas 2000 (24 hrs)
Shooting Reconstruction/Adv. Shooting Reconstruction, NYPD, New York City, New York, 2000 (48 hrs)
Shooting Reconstruction, Grossmont College, San Diego, California, 2000 (24 hrs)
Advanced Crime Scene Investigation/Reconstruction, University of North Texas, Denton, Texas, 2000 (40hrs)
Shooting Reconstruction, Suffolk County Crime Lab, Hauppauge, New York, 2000 (40 hrs)
Shooting Reconstruction, Missouri State Police Academy, Columbia, Missouri, 2001 (24 hrs)
Shooting Reconstruction, Bannock County Sheriff’s Office, Pocatello, Idaho, 2001 (40 hrs)
Shooting Reconstruction, Syracuse Police Department, Syracuse, New York, 2001 (40 hrs)
Shooting Reconstruction, Federal Bureau of Investigation, Dallas, Texas 2001 (40 hrs)
Shooting Reconstruction, Washington Metropolitan Police, Washington, D.C., 2001 (24 hrs)
Shooting Reconstruction, Special Investigations Unit, Mississauga, Ontario, Canada, 2001 (24 hrs)
Shooting Reconstruction/Officer-Involved Shootings, Northwestern University, Chicago, 2001 (40 hrs)
Footwear/Tire Tread Evidence, Metropolitan Police Department, Washington, D.C., 2001 (24 hrs)
Officer-Involved Shootings, Baton Rouge Police Department, Baton Rouge, Louisiana, 2001 (16 hrs)
Officer-Involved Shootings, East Texas Police Academy, Kilgore, Texas, 2001 (16 hrs)
Bio-Terrorism, Kimberly-Clark Corporation, Dallas, Texas, 2001 (4 hrs)
Advanced Shooting Reconstruction, East Texas Police Academy, Kilgore, Texas, 2001 (24 hrs)
Shooting Reconstruction, Santa Barbara County Sheriff’s Office, Santa Barbara, California, 2002 (24 hrs)
Bio-Terrorism, Solutions 2000, Austin, Texas, 2002 (8 hrs)
Gunpowder and Primer Residues, University of North Texas, Denton, Texas, 2002 (40 hrs)
Advanced Shooting Reconstruction, University of North Texas, Denton, Texas, 2002 (24 hrs)
Shooting Reconstruction, Metropolitan Police Department, Washington, D.C., 2002 (total of 72 hrs)
Shooting Reconstruction/Officer-Involved Shootings, Northwestern University, Chicago, 2002 (40 hrs)
Shooting Reconstruction, Special Investigations Unit, Mississauga, Ontario, Canada, 2002 (24 hrs)
Shooting Reconstruction, Federal Bureau of Investigation, Dallas, Texas 2002 (40 hrs)
Shooting Reconstruction, El Paso Police Department, El Paso, Texas 2002 (40 hrs)
Tool Mark Comparison, Centre of Forensic Science, Toronto, Ontario, Canada, 2002 (40 hrs)
Shooting Reconstruction, Sioux Falls Police Department, Sioux Falls, South Dakota, 2002 (40 hrs)
Footwear/Tire Tread Evidence, East Texas Police Academy, Kilgore, Texas, 2002 (24 hours)
Crime Scene Analysis/Reconstruction, East Texas Police Academy, Kilgore, Texas, 2002 (24 hours)
Shooting Incident Analysis/Reconstruction, Las Vegas Metro Police, Las Vegas, NV, 2003 (48 hours)
Shooting Incident Reconstruction, St. Louis County Police Academy, St. Louis, MO, 2003 (24 hours)
Crime Scene Analysis/Reconstruction, NYPD, New York, New York, 2003 (24 hours)
Bloodstain Pattern Analysis in Crimes of Violence, NYPD, New York, New York, 2003 (24 Hours)
Advanced Trajectory Analysis, Special Investigations Unit, Mississauga, Ontario, Canada, 2003 (24 hours)
The Abuse and Sexual Assault of Children, East Texas Police Academy, Kilgore Texas, 2003 (16 hours)
Advanced Trajectory Analysis, Federal Bureau of Investigation, Dallas, Texas, 2003 (40 hours)
Gunpowder & Primer Residues in Distance Determination, Denton County Sheriff’s Training Center, Denton,
Texas, 2003 (40 hours)
The Analysis/Reconstruction of Crimes of Violence, UNT Police Academy, Denton, Texas, 2003 (24 hours)
Advanced Trajectory Analysis, UNT Police Academy, Denton, Texas, 2003 (24 hours)
Shooting Incident Reconstruction, Charlotte-Mecklenburg Regional Police Training Center, Charlotte, NC,
2003, (40 hours)
Shooting Incident Reconstruction, Nashville Metro Police Academy, Nashville, Tennessee, 2003 (40 hours)
The Investigation of Officer-Involved Shootings, Drug Enforcement Administration Academy, Quantico,
Virginia, 2003 (40 hours)
Gunpowder & Primer Residues in Distance Determination, San Diego Police Department, San Diego, CA,
2003 (40 hours)
Crime Scene Analysis/Reconstruction, Florida Public Defenders Association, Ft. Lauderdale, FL, 2003 (16 hrs)
Shooting Reconstruction/Officer-Involved Shootings, St. Louis Cty. P.A., St. Louis, MO, 2004 (40 hrs)
The Investigation of Officer Involved Shootings, Drug Enforcement Administration Academy, Quantico,
Virginia, 2004 (24 hours)
Gunpowder & Primer Residues in Distance Determination, NYPD New York, New York, 2004 (40 hours)
Crime Scene Photography, St. Louis County Police Academy, St. Louis, MO, 2004 (24 hours)
Advanced Trajectory Analysis, St. Louis County Police Academy, St. Louis, MO, 2004 (24 hours)
Shooting Incident/Officer-Involved Shooting Reconstruction, Center for Public Safety, Northwestern
University, Evanston, Illinois, 2004 (40 hours)
Shooting Reconstruction Techniques, Texas Rangers Annual Conference, Cypress, Texas, 2004 (4 hours)
Advanced Trajectory Analysis, Federal Bureau of Investigation, Dallas, Texas, 2004 (40 hours)
Forensic Photography, East Texas Police Academy, Kilgore, Texas, 2004 (24 hours)
Crime Scene Analysis/Reconstruction, Special Investigations Unit, Mississauga, Ontario, Canada, 2004 (24
hours)
The Investigation of Officer Involved Shootings, Drug Enforcement Administration Academy, Quantico,
Virginia, 2004 (24 hours)
Shooting Reconstruction/Officer-Involved Shootings, Sioux Falls Police Dept. , Sioux Falls, SD, 2004 (40 hrs)
Shooting Reconstruction/Officer-Involved Shootings, Lewis & Clark Co. S.O., Helena, MT, 2004 (40 hrs)
Analysis/Reconstruction of Violent Crimes, St. Louis Co. Reg. Police Academy, St. Louis, MO, 2005 (40 hrs)
Investigating Officer-Involved Shootings, Natick Police Department, Natick, MA, 2005 (16 hrs)
Advanced Shooting Incident Reconstruction, Suffolk Co. Crime Lab, Hauppague, NY, 2005 (24 hrs)
Shooting Incident/Officer-Involved Shooting Reconstruction, Center for Public Safety, Northwestern
University, Evanston, Illinois, 2005 (40 hours)
Sexually-Related Violent Crime, Texas Rangers Annual Conference, Spring, Texas, 2005 (4 hrs)
Introduction to Shooting Reconstruction, Texas DPS Training Academy, Austin, Texas, 2005 (24 hrs)
Advanced Trajectory Analysis, Federal Bureau of Investigation, Dallas, Texas, 2005 (40 hours)
Introduction to Shooting Reconstruction, Minneapolis Police Dept., Minneapolis, WI, 2005 (40 hrs)
Shooting Incident/Officer-Involved Shooting Reconstruction, Mississippi State Crime Lab, Jackson, MS
2005 (40 hrs)
Processing Violent Crime Scenes, Federal Bureau of Investigation, Dallas, Texas, 2005 (8 hours)
Shooting Incident/Officer-Inv. Shooting Reconstruction, Texas DPS Academy, Austin, TX, 2005 (40 hrs)
Introduction to Shooting Reconstruction, Charlottesville PD, Charlottesville, Virginia, 2005 (24 hrs)
Homicide Investigation, Texas DPS Training Academy, Austin, Texas, 2005 (8 hours)
Introduction to Shooting Reconstruction, Las Vegas Metro Police, Las Vegas, NV, 2006 (24 hrs)
Advanced Shooting Reconstruction, Las Vegas Metro Police, Las Vegas, NV, 2006 (24 hrs)
Shooting Reconstruction/Officer-Involved Shootings ,St. Louis Co. Police Academy, St. Louis, MO,
2006 (40 hrs)
Shooting Reconstruction/Officer-Involved Shootings, Austin Police Academy, Austin, TX, 2006 (40 hrs)
Footwear/Tire Tread Evidence, Austin Police Academy, Austin, TX, 2006 (24 hrs)
The Analysis & Reconstruction of Violent Crimes, Austin Police Academy, Austin, TX, 2006 (24 hrs)
Introduction to Bloodstain Pattern Analysis, Dallas Police Academy, Dallas, TX, 2006 (24 hrs)
Advanced Shooting Reconstruction, East Texas Police Academy, Kilgore, TX, 2006 (24 hrs)
Special Topics in Shooting Reconstruction, Texas Rangers In-Service Training Conference, Austin,
TX, 2006 (4 hrs)
Shooting Incident/Officer-Involved Shooting Reconstruction, Center for Public Safety, Northwestern
University, Evanston, Illinois, 2006 (40 hours)
Shooting Incident/Officer-Involved Shooting Reconstruction, Garland PD, Garland, TX, 2007 (40 hrs)
Special Topics in Shooting Reconstruction, NYPD, Jamaica, Queens, NY, 2007 (24 hours)
The Analysis & Reconstruction of Violent Crimes, NYPD, Jamaica, Queens, NY, 2007 (24 hours)
Shooting Incident Reconstruction, Madison PD, Madison, WI, 2007 (24 hrs)
Shooting Incident Reconstruction, Chatauqua County Sheriff’s Office, Mayville, NY, 2007 (40 hrs)
Shooting Incident Reconstruction, Texas DPS Training Academy, Austin, TX, 2007 (40 hours)
Advanced Shooting Reconstruction, Texas DPS Training Academy, Austin, TX, 2007 (40 hours)
Shooting Reconstruction/Officer-Involved Shootings ,St. Louis Co. Police Academy, St. Louis, MO,
2007 (40 hrs)
Advanced Shooting Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2007 (24 hrs)
Fracture Match Identification, St. Louis Co. Police Academy, St. Louis, MO, 2007 (16 hrs)
Advanced Shooting Incident Reconstruction, Vancouver P.D., Vancouver, WA, 2008 (40 hrs)
Advanced Shooting Incident Reconstruction, Texas Tech Univ. Inst. of Forensic Sci., 2008 (24 hrs)
Crime Scene Analysis & Reconstruction, East Texas Police Academy, Kilgore TX, 2008 (24 hrs)
Shooting Incident/Officer-Involved Shooting Reconstruction, Center for Public Safety, Northwestern
University, Evanston, Illinois, 2008 (40 hours)
Introduction to Crime Scene photography, , East Texas Police Academy, Kilgore TX, 2008 (16 hrs)
Shooting Incident Reconstruction, New Hampshire State Police, Concord, NH, 2008 (40 hrs)
Advanced Shooting Incident Reconstruction, , New Hampshire State Police, Concord, NH, 2008 (24 hrs)
Shooting Incident Reconstruction, Clackamus Co. Sheriff’s Office, Oregon City OR, 2008 (40 hrs)
Crime Scene Analysis & Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2008 (24 hrs)
Fracture Match Identification, St. Louis Co. Police Academy, St. Louis, MO, 2008 (16 hrs)
Shooting Incident Reconstruction, Texas DPS Training Academy, Austin, TX, 2008 (24 hrs)
Advanced Shooting Reconstruction, Texas DPS Training Academy, Austin, TX, 2008 (24 hrs)
Officer-Involved Shooting Investigation, Minneapolis Police Dept., Minneapolis, MN, 2008 (24 hrs)
Advanced Shooting Reconstruction, Georgia Bureau of Investigation., Forsyth, GA, 2009 (24 hrs)
Advanced Shooting Reconstruction, Ohio Bureau of Investigation., Columbus, OH, 2009 (24 hrs)
Shooting Incident Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2009 (24 hrs)
Intro. to Crime Scene/Accident Photography, , St. Louis Co. Police Acad., St. Louis, MO, 2009 (16 hrs)
Shooting Incident Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2006 (32 hours)
Shooting Incident Reconstruction, Bureau of Indian Affairs, Albuquerque, NM, 2009 (24 hrs)
Shooting Incident reconstruction, El Paso Police Academy, El Paso, TX, 2010 (32 hrs)
Shooting Incident Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2010 (24 hrs)
Inv. Officer-Involved Shootings, St. Louis Co. Police Academy, St. Louis, MO, 2010 (24 hrs)
Shooting Incident Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2010 (32 hours)
Specialized Topics in Shooting Reconstruction, New Jersey State Police Academy, 2010 (4 hrs)
Specialized Topics in Shooting Reconstruction, SWAFS Conference, Grapevine, TX, 2010 (4 hrs)
Shooting Incident Reconstruction, East Texas Police Academy, Kilgore, TX, 2011 (24 hrs)
Bloodstain Pattern Analysis, East Texas Police Academy, Kilgore, TX, 2011 (24 hrs)
Crime Scene Reconstruction, NYPD, Jamaica, Queens, NY, 2011 (16 hrs)
Shooting Incident Reconstruction, TX DPS Academy, Austin, TX, 2011 (24 hrs)
Shooting Incident Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2011 (24 hrs)
Inv. Officer-Involved Shootings, St. Louis Co. Police Academy, St. Louis, MO, 2011 (24 hrs)
Shooting Incident Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2011 (24 hours)
Advanced Shooting Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2011 (24 hours)
Shooting Incident Reconstruction, NYPD, Jamaica, Queens, NY, 2011 (24 hrs) – Group I
Shooting Incident Reconstruction, Chicago Independent Police Review Authority, Evanston, Illinois
2011 (24 hrs)
Shooting Incident Reconstruction, NYPD, Jamaica, Queens, NY, 2011 (24 hrs) – Group II
Advanced Shooting Reconstruction, NYPD, Jamaica, Queens, NY, 2012 (24 hours) – Group I
Shooting Incident Reconstruction, NYPD, Jamaica, Queens, NY, 2012 (24 hrs) – Group III
Advanced Shooting Reconstruction, NYPD, Jamaica, Queens, NY, 2012 (24 hours) – Group II
Special Topics in Crime Scene Investigation, El Paso Police Dept., 2012 (16 hours)
Shooting Incident Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2012 (24 hours)
Advanced Shooting Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2012 (24 hours)
Shooting Incident Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2012 (24 hrs)
Inv. Officer-Involved Shootings, St. Louis Co. Police Academy, St. Louis, MO, 2012 (24 hrs)
Shooting Incident Reconstruction, Missoula Police Department, Missoula, MT, 2012 (24 hrs)
Shooting Incident Reconstruction, Bannock Co. S.O., Pocatello, ID, 2012 (24 hours)
Shooting Incident Reconstruction, NYPD, Jamaica, Queens, NY, 2013 (24 hrs) – Group IV
Fracture Match Identification, Nebraska State Crime Lab, Omaha, NE, 2013 (24 hrs)
Advanced Shooting Reconstruction, NYPD, Jamaica, Queens, NY, 2013 (24 hrs)
Shooting Incident Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2013 (24 hours)
Advanced Shooting Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2013 (24 hours)
Shooting Incident Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2013 (24 hrs)
Inv. Officer-Involved Shootings, St. Louis Co. Police Academy, St. Louis, MO, 2013 (24 hrs)
Fracture Match Identification, Nebraska State Police, Omaha, NE, 2013 (24 hrs)
Shooting Incident Reconstruction, East Texas Police Academy, Kilgore, TX, 2014 (24 hrs)
Shooting Incident Reconstruction, St. Louis Co. Police Academy, St. Louis, MO, 2014 (24 hrs)
Inv. Officer-Involved Shootings, St. Louis Co. Police Academy, St. Louis, MO, 2014 (24 hrs)
Shooting Incident Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2014 (24 hours)
Shooting Incident Reconstruction, New York State Police, Albany, NY, 2014 (40 hrs)
Advanced Shooting Reconstruction, New York State Police, Albany, NY, 2014 (24 hrs)
Advanced Shooting Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois
2014 (24 hours)
Shooting Incident Reconstruction, Montana Div. of Crim. Inv., Billings, MT, 2014 (40 hrs)
Shooting Incident Reconstruction, Center for Public Safety, Northwestern University, Evanston, Illinois, 2015 (24hours)
Shooting Incident Reconstruction, Austin Police Department, Austin, TX, 2016 (40 hours)

Academic classes:

I was a full time faculty member (rank of Principle Lecturer) in the department of criminal justice at the University
of North Texas and regularly taught the following undergraduate classes and coordinated the criminalistics
certificate program at the university that I developed in concert with the chemistry and biology departments:

CJUS 3330 – Introduction to Criminalistics
CJUS 4370 – Advanced Criminalistics I
CJUS 4380 – Advanced Criminalistics II
CJUS 4390 – Crime Scene Investigation

Additionally, I taught the following graduate classes, on a rotating basis, each year during my 14 years at the university:

CJUS 5800 – Crime Scene Reconstruction
CJUS 5800 – Bloodstain Pattern Analysis
CJUS 5800 – Shooting Incident Reconstruction
CJUS 5900 – Directed Studies (graduate research projects conducted under my supervision)

Professional Offices Held:

Association of Firearm and Tool Mark Examiners:

Reviewer for AFTE Journal, 1989-2009

Southwestern Association of Forensic Scientists:

Program Chairman, 1984
Member, Board of Directors, 1986-1988
Chair of Professional Development, 1988-1990
SWAFS Journal Editor, 1988-1992
President, 1993-1994
Chairman, Board of Directors, 1994-1995
Fall Meeting Workshop Chair, 1993

American Society of Crime Lab Directors:

Member, Board of Directors, 1986-1989
Chair, Publication Committee, 1986-1987
Chair, Membership Committee, 1987-1989
Laboratory Accreditation Inspector, 1987-1995
Laboratory Accreditation Board Member, 1996
Forensic Science Operations and Program Committee, 1988-1991
Member, Management Committee, 1992-1994
Chair, Crime Scene Investigation Standards Committee, 1996

Advisory Board Membership

2004 served as a member of the NYPD Laboratory Accreditation Advisory Board
2006-2007 served as a member of the Crime Laboratory Review Board for the Houston P.D.

Awards/Honors:

“Distinguished Member Award,” Association of Firearm and Tool Mark Examiners (AFTE),1988
“James Zotter Award,” SW Assn. of Forensic Scientists, 1991, (“For Outstanding
Dedication and Contributions to the SW Association of Forensic Scientists and Forensic Science”)
“Best Technical Paper,” Southern and SW Assns. of Forensic Scientists, 1992, “The Use
of Videomicroscopy in Footwear Comparisons”
“Best Technical Paper,” SW Assn. of Forensic Scientists, 1993, “The Reconstruction of a
Double Homicide near Ashfork, Arizona”
“Best Technical Paper,” Southern and SW Associations of Forensic Scientists Joint Conference, 1994, “The Use of Hand-Held Laser Pointers in the Reconstruction of Events at Crime Scenes,”
co-authored with Max Courtney
Awarded Emeritus status in the American Society of Crime Laboratory Directors, 1996
Awarded Emeritus status in the Southwestern Association of Forensic Scientists, 1996
Co-recipient of the annual MLK Award for Community service in 2007 for work done on the Houston Crime Lab project (Review of Firearms Cases)
Co-recipient of award for “Top 10 Books for Youth” in 2009 for “Fingerprints & Firearms”
“Distinguished Faculty Award”, University of North Texas, 2012

 

Groups

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