Advanced Latent Ridgeology (Sirchie HQ) April 15-19, 2024


This Class will be held at Sirchie's Headquarters in Youngsville, NC. April 15-19, 2024.

Minimum Requirements:

Each student must have attended and completed a Basic Latent Print Comparison Course to be accepted in the Advanced Ridgeology Course.

You need to attend this program if...

  • You are a latent print AFIS operator desiring to improve your latent print comparison skills.
  • You are a latent print examiner seeking advanced training in latent print comparison and identification.
  • You are an experienced latent print examiner preparing to take the International Association for Identification Certified Latent Print Examination.
  • You would like to receive training with case work quality latent prints for a real-life latent comparison experience.

Combining lecture and latent print practical exercises, emphasis is placed on comparison techniques for comparing difficult and complex latent finger and palm prints. Exercises are designed to provide the student with real life case work training experience.

This course has been approved for Certification and Recertification Training credit by the IAI

IAI Latent Print Certification Credit: 36 hours

Your Instructor

Johnny Leonard is a retired Deputy Director of the City-County Bureau of Identification in Raleigh, NC and is both an I.A.I. Certified Latent Print Examiner and Footwear Examiner. He has also worked for the FBI and the NC State Bureau of Investigation. He has been a latent fingerprint examiner for the past 43 years and has over 52 years of fingerprint experience. During the past 45 years he has instructed over 260 classes and trained more than 2600 students in the science of fingerprints and footwear.

Click on the thumbnail to download our 2022 Education & Training Guide.

More Information

More Information
  • The ACE-V methodology of fingerprint comparison and identification & its relationship¬†to scientific method
  • Level 1, level 2, and level 3 detail in latent print comparisons
  • Latent print orientation and comparison search clues
  • Fingerprint pattern interpretation and their uses in the comparison of latent fingerprints
  • Palm print orientation and palm print search clues in latent print comparisons
  • The analysis of distorted and complex latent prints
  • Daubert and post Brandon Mayfield issues
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