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Document Examination Expert Witness


 

 

Expert Witness No.2042


WORK EXPERIENCE

Forensic Consultants, 01/2012 - present
San Francisco, CA
Duties: Forensic Document Examination, expert testimony; research; management.

dba Rile, Hicks, & Mohammed, Forensic Document Examiners, 10/2010 – 01/2012
Long Beach, CA; San Francisco, CA
Duties: Forensic Document Examination, expert testimony; research; management.


dba Associated Document Examiners, 10/1997 – 09/2010 [with approval of San Diego County Sheriff’s Department] San Diego, CA
Duties: Forensic Document Examination, expert testimony; research; management.


San Diego County Sheriff’s Department Regional Crime Laboratory, 08/1996 – 10/2010
San Diego, CA
Senior Forensic Document Examiner, (2002 – 2010) Forensic Document Examiner, (1996 – 2002)

Duties:

  • Conducted examinations in the most complex cases involving: signatures, handwriting, typewriting, machine printing, commercial printing, photocopies, hand stamps, ink, paper, indented impressions, binding materials; restoration and decipherment of alterations, erasures, and obliterations.
  • Technical Lead - Questioned Documents Section.
  • Provided training and mentorship for junior examiners. Principal trainer in Forensic Document Examination for Marie Durina (07/2003- 08/2006) and Brenda Lanners (10/2009- 09/2010).
  • Provided training for investigators and attorneys. Provided expert testimony in courts of law 
  • Conducted research, presented results at forensic science conferences, and published in peer-reviewed journals.
  • Produced and maintained the Questioned Documents Section Quality Manuals. Oversaw the Questioned Documents Section’s ASCLD-LAB accreditation status. Acted as an Audit Team Captain or part of audit teams as per the Laboratory’s ASCLD-LAB accreditation protocols.
  • Participated in proficiency testing.

Laboratory of the Government Chemist, 07/1993 – 07/1996
Teddington, Middlesex, England Forensic Document Examiner

Caribbean Institute of Forensic Investigations Ltd., 06/1992 – 07/1993
Forensic Document Examiner Trinidad, West Indies

Trinidad and Tobago Forensic Science Center, 01/1989 – 06/1992
Forensic Document Examiner; Safety Officer Trinidad, West Indies

Trinidad and Tobago Forensic Science Center, 12/1986 – 12/1988
Chemist 1
Two-year full-time training program in Document Examination. (December 1986- December 1988) at the Trinidad and Tobago Forensic Science Center, Port of Spain, Trinidad. Mr. Robert Fawcett (Staff Sergeant [retired], Royal Canadian Mounted Police) conducted the training, which included the examination of: signatures, handwriting, typewriting, machine printing, commercial printing, photocopies, hand stamps, ink, paper, indented impressions, binding materials; restoration of alterations, erasures, and obliterations, photography, and court testimony.

EDUCATION

Ph.D. (Human Biosciences)
La Trobe University, Melbourne, Australia, 2012 Thesis: “Elucidating spatial and dynamic features to discriminate between signature disguise and signature forgery behavior”
Supervisors: Assoc. Prof. Doug Rogers and Dr. Bryan Found

Master of Forensic Sciences
National University, San Diego, CA, 2005

Bachelor of Science (General) [Honors]
University of the West Indies, St. Augustine, Trinidad & Tobago, 1984


TEACHING EXPERIENCE

Oklahoma State University, 2006 – present: Adjunct Instructor,

  • Master of Forensic Sciences Administration and Graduate Certificate in Questioned Documents (online programs)
  • Graduate course: Historical Aspects of Questioned Documents (4 hours per week during a semester)
  • Graduate course: Technical Aspects of Questioned Documents (4 hours per week during a semester).

PROFESSIONAL CERTIFICATIONS

  • Certificate of Qualification in Forensic Document Examination (No. 298) American Board of Forensic Document Examiners, Inc., 1998 (re-certified every 5 years since 1998 to present).
  • Diploma in Document Examination
  • Chartered Society of Forensic Sciences, 1996 (re-certified every 5 years since 1996 to present).

TESTIMONY EXPERIENCE

Testified over 100 times as an expert witness in Forensic Document Examination in USA (Federal & State courts, depositions), England (High Court & Magistrates’ Court), and the Caribbean (High Court & Magistrates’ Court).

AWARDS

New Horizon Award – American Board of Forensic Document Examiners, Inc., 2012. (In Recognition of Exceptional Contributions in Scientific Research for the Advancement of Forensic Document Examination).

PUBLICATIONS, PRESENTATIONS, and Papers
Available on full CV


PROFESSIONAL AFFILIATIONS

American Society of Questioned Document Examiners

  • President, 2010 – 2012
  • Vice-President, 2008 – 2010
  • Treasurer, 2006 – 2008
  • Director, 2004 – 2006;
  • Annual Conference Program Chair, 2006 & 2017
  • Chair, Evaluation and Examination Committee, 2002 – 2006
  • Annual Conference Site Chair, 2002

American Academy of Forensic Sciences

  • Fellow – Questioned Documents Section
  • Chair – Questioned Documents Section, 2016 – 2018
  • Chair – Inter-Disciplinary Symposium 2018
  • Co-Chair – Inter-Disciplinary Symposium 2017
  • Secretary – Questioned Documents Section, 2014 – 2016
  • Canadian Society of Forensic Science
  • Chartered Society of Forensic Sciences

PROFESSIONAL ACTIVITIES

 

  • Member – Academy Standards Board, 2017 –
  • Member – Expert Working Group on Human Factors in Handwriting Examination, National Institute of Standards and Technology, 2015 –
  • Member – Physics/Pattern Scientific Area Committee within the National Institute of Standards and Technology Organization of Scientific Area Committees (NIST/OSAC), 2014 –2016.
  • Participant in the General Forensics Technology Working Group, National Institute of Justice, 2011
  • Participant in Scientific Working Group on Documents (SWGDOC), 2009 – present
  • Grant reviewer for the National Institute of Justice and affiliated agencies, 2009– present

Editorial Review Board Member:

  • Journal of Forensic Sciences
  • Journal of the American Society of Questioned Document Examiners
  • Forensic Science and Technology (China)

Guest reviewer:

  • Forensic Science International
  • Science & Justice
  • Australian Journal of Forensic Science
  • Egyptian Journal of Forensic Sciences
  • IEEE Transactions on Cybernetics

CONTINUING EDUCATION

  • American Society of Questioned Document Examiners, San Diego, CA 2017
    • Forensic Science Research: Your Mission to Propose, Innovate, and Collaborate
    • Preparing a Digital Signature File for Forensic Analysis
    • Chinese Handwriting and Signatures Workshop: Hanzi Through the Eyes of the Forensic Document Examiner
    • Write or Wrong? Bias, Decision-Making, and the Use of Contextual Information in Forensic Document Examination
  • American Society of Questioned Document Examiners, Pensacola, FL 2016
    • Measuring Frequency Occurrence in Handwriting and Hand Printing Characteristics
    • Sequence of Entries Determination – New Approach to Additional Print
  • American Society of Questioned Document Examiners, Toronto, Canada 2016
    • Principles of Forensic Examination of Arabic Signatures
  • American Society of Questioned Document Examiners, Honolulu, HI 2014
    • Adobe - Digital Media & Evidence
  • American Academy of Forensic Sciences, Seattle, WA 2014
    • Science, Law, and the Inferential Process: The Epistemology of Scientific Conclusions
  • National Institute of Standards and Technology (NIST), Gaithersburg, MD 2013.
    • Measurement Science and Standards in Forensic Handwriting Analysis
  • American Academy of Forensic Sciences, Atlanta, GA, 2012
    • Paper Fundamentals for Forensic Document Examiners
    • Digital Photography for Forensic Document Examiners
  • American Society of Questioned Document Examiners, Philadelphia, PA, 2011
    • Printing Process Identification for Forensic Document Examiners
    • Using Adobe Photoshop in a QD Workflow
  • American Society of Questioned Document Examiners, Victoria, BC, Canada, 2010
    • Electronic Recording and Analysis of Handwritten Signatures & Writing
  • Cedar Crest College, Allentown, PA, 2010
    • Multivariate Analysis for Forensic Scientists: Statistical Pattern Recognition for Physical Evidence Analysis and Chemometrics
  • American Academy of Forensic Sciences, Denver, CO, 2009
    • Estimation of Uncertainty – Is Anyone Certain What This Means?
    • Security Documents before and After the Crime: REAL ID, Physical and Electronic Security Features, Developments in Commercial Printing Technology, and an Introduction to Counterfeit Link Analysis
  • American Academy of Forensic Sciences, Washington DC, 2008
    • The Applications of Color Analysis and Light Theory in the Forensic Examination of Documents Workshop
  • American Society of Questioned Document Examiners, Portland, OR 2006
    • Fine and Subtle Features of HandwritingWorkshop
    • Signature Workshop
  • Southeastern Association of Forensic Document Examiners, Atlanta, GA, 2006
    • Disguised and Forged Signatures Workshop
  • American Academy of Forensic Sciences, New Orleans, LA, 2005
    • State of the Art Infrared and Ultraviolet Examinations of Documents by the Video Spectral Comparator
  • California Criminalistics Institute, Sacramento, CA, 2005
    • Technical Writing for Criminalists
  • American Board of Forensic Document Examiners, Las Vegas, NV, 2004
    • Daubert Seminar
  • American Academy of Forensic Sciences, Chicago, IL, 2002
    • Note Taking for Forensic Document Examiners Workshop
  • Rochester Institute of Technology, Rochester, NY, 2002:
    • Printing Process Identification and Image Analysis for Forensic Document Examiners
  • Limbic Systems, Inc., Bellingham, WA, 2001:
    • Measurement of Internal Consistencies Software (MICS)
  • American Board of Forensic Document Examiners, Norcross, GA, 2000:
    • Canon Photocopier and Facsimile Training Workshop
  • California Criminalistics Institute, Sacramento, CA, 2000:
    • Special Topics in Questioned Documents
  • Southwestern Association of Forensic Document Examiners, Las Vegas, NV, 1999:
    • Typewriter Examination & Classification Workshop
  • American Board of Forensic Document Examiners, Las Vegas, NV, 1998:
    • Examination Techniques in Handwriting & Rubber Stamp Cases Seminar
  • Canadian Society of Forensic Science 44th Annual Conference, Regina, Saskatchewan, Canada, 1997:
    • Digital Image Processing Workshop
  • California Criminalistics Institute, Sacramento, CA, 1997:
    • Courtroom Presentation of Evidence
  • American Society of Questioned Document Examiners 55th Annual Conference, Scottsdale, AZ, 1997:
    • Handwriting Workshop
  • American Society of Questioned Document Examiners 51st Annual Conference, Ottawa, Canada, 1993:
    • Laser Printer Workshop
      • Miscellaneous Document Examination Workshop
  • American Society of Questioned Document Examiners 50th Annual Conference, Milwaukee, WI, 1992:
    • Signature Workshop
  • American Society of Questioned Document Examiners 49th Annual Conference, Orlando, FL, 1991:
    • Canon Fax Workshop
    • Deposition Testimony Workshop
    • Expert Witness Workshop
    • Signature Comparison Workshop
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