Latent Print Police Department Expert Witness

Provides Opinion & Testimony In:

Latent Fingerprint, Crime Scenes, Police Department, Latent Print Examiner, Evidence Technician

Analyze, compare, evaluate, and verify latent print evidence from crime scenes. Consult and serve as an expert witness in the science of friction skin identification. Prepare and maintain logs, notes, and reports. Photography of evidence and crime scenes. Crime scene and evidence processing for latent print evidence

Professional Experience

  • Supervising Crime Scene Specialist March 1 2021 – Present
    San Diego Police Department
    San Diego, California
  • Adjunct Professor January 13, 2006 – Present
    Grossmont College
    El Cajon, California
  • Latent Print Examiner II March 18, 2000 – March 1,2021
    San Diego Police Department
    San Diego, California
  • Forensic Specialist January 24, 1997 – March 17, 2000
    San Diego Police Department
    San Diego, California
  • Latent Print Examiner Intern April 1996 – January 23, 1997
    San Diego Police Department
    San Diego, California
  • Evidence Technician Intern October 1995 – April 1996
    San Diego Police Department
    San Diego, California
  • Evidence Technician Intern August 1989 – May 1990
    San Diego Sheriff’s Crime Laboratory
    San Diego, California

Education

  • Grossmont College, California 1991 Associate of Science
    Evidence Technology
  • Grossmont College, California 1993 Associate of Arts Photography
  • National University, California 2013 Bachelor of Science Criminal Justice Administration

Certification

  • Certified Latent Print Examiner International Association for Identification, 2006 – Present

Specialized Training Received

  • FTCOE Leadership Series, National Institute of Justice Forensic Technology Center of Excellence, 2020
  • Latent Print Analysis using Adobe Photoshop, Imaging Forensics, 2018
  • Statistical Interpretation Software for Friction Ridge Skin Impressions (FRStat), Henry Swofford, 2018
  • Minimizing Bias in Forensic Decision Making, Itiel Dror, 2017
  • Scientific Analysis (ACE-V): From the Laboratory to the Witness Stand, 2015
  • Orientation Clues in Searching for Latent Prints, 2011
  • Ethics in Forensic Science, 2011
  • Transition to Leadership, 2011
  • Analysis of Distortion in Latent Prints, 2010
  • Ridgeology Science Workshop, 2010
  • Advanced Palm Print Comparison Techniques, 2010
  • Documenting ACE-V Methodology, 2007
  • Demystifying Palm Prints—The Next Generation, 2007
  • Search Smart, Leonard Butt, 2007
  • Forensic Ridgeology, Ron Smith and Associates, Inc., 2006
  • Advanced Ridgeology Comparison, Forensic Identification Training Seminars, 2000
  • Analysis of Problem Latents, Forensic Identification Training Seminars, 2000
  • Latent Print Comparisons, California Department of Justice, 1999
  • Advanced Field Evidence Technician, Long Beach State University, 1999
  • Crime Scene Investigation and Reconstruction, National Crime Investigation Training, 1998
  • Field Evidence Technician, Mira Costa College, 1997
  • Fingerprint Pattern Recognition, California Department of Justice, 1996
  • Science of Fingerprint Identification, Grossmont College, 1990

Professional Specialized Training Conducted

  • The Detection of Forged and Fabricated Fingerprints, and Inattentive Blindness (Lecture Presentation), SCAFO October Virtual Zoom Training Southern California Association of Fingerprint Officers,
    October, 2021
  • Fingerprint Transformation (Lecture Presentation),
    SCAFO June Virtual Zoom Training, Southern California Association of Fingerprint Officers, June, 2021
  • The Detection of Forged and Fabricated Fingerprints (16 hour Workshop),
    Chula Vista, California; Ft. Lauderdale, Florida; Olathe, Kansas; Baton Rouge, Louisiana; Albany New York, Austin, Texas, 2013- Present
  • The Detection of Forged and Fabricated Fingerprints (4 hour Workshop),
    37th Annual SWAFS Conference, Southwestern Association of Forensic Scientists, Oklahoma City, Oklahoma, October 2015
  • The Detection of Forged and Fabricated Fingerprints (Lecture Presentation),
    2015 Educational Seminar, Minnesota State Division IAI, Minneapolis, Minnesota,
    September 2015
  • The Detection of Forged and Fabricated Fingerprints, Fingerprint Transformation, and Biometric Spoofing (Lecture Presentations),
    70th Educational Seminar, Louisiana State Division IAI, West Lake, Louisiana, June, 2015
  • The Detection of Forged and Fabricated Fingerprints (Lecture Presentation),
    3M Cogent Users Group International Conference, Universal City, California, October, 2014
  • The Detection of Forged and Fabricated Fingerprints (Lecture Presentation),
    99th Educational Seminar, International Association for Identification, Minneapolis, Minnesota,
    August, 2014
  • The Detection of Forged and Fabricated Fingerprints (Lecture Presentation),
    22nd Annual Training Seminar, SCAFO, Anaheim, California, September, 2013
  • The Detection of Forged and Fabricated Fingerprints (Lecture Presentation),
    96th Educational Seminar, California State Division IAI, San Diego, California, May, 2012
  • The Detection of Forged and Fabricated Fingerprints (8 hour Workshop),
    Denver, Colorado; Seattle, Washington; Grossmont College, San Diego, California

Professional Memberships

Active member of the International Association for Identification

Groups