Latent Fingerprints: Developing Methods and New Technology

The first presentation given by Mark Dadmun is titled: Developing Methods to Improve the Quality and Efficiency of Latent Fingermark Development by Superglue Fuming. The second presentation given by Igor Pacheco and Brian Cerchiai titled: A Research Study for the…

Fluorescence of Blood Impressions with Acid Yellow

Blood impressions are associated with serious crimes against people, and are frequently recorded in the blood of either the perpetrator or the victim, often establishing a close connection in time between the two. Funding for this Forensic Technology Center of…

Fingerprint Identification: Reliability and Accuracy

New technology is constantly being tested by Researchers and Developers to help this vital tool move forward in today’s society. These new technologies will assist in furthering the accuracy and reliability of using latent fingerprints. Our featured presentations for this…

False-Positive and False-Negative Error Rates in Cartridge

This webinar was presented to discuss the results and implications of an error rate study of cartridge case comparisons. The study was designed to measure false positive and false negative error rates of examiner comparisons of fired cartridge cases. The…

Error & Uncertainty in Bloodstain Pattern Analysis

This presentation provided a general introduction to the concepts of error and uncertainty as well as the differences between them. It will then apply these concepts to quantitative and qualitative aspects of bloodstain pattern analysis. Error and uncertainty are two…

Demystifying Vacuum Metal Deposition [Archival]

This course is directed to Crime Scene Investigators, Bureaus of Identification, and Forensic Science Laboratory Examiners. The information will help departments justify the cost of a Vacuum Metal Deposition and demonstrate to the fingerprint industry that VMD has been one…

Collecting Footwear and Tire Impressions in Snow

From footwear to tire to snowmobile impressions, snow impressions can provide extremely valuable evidence in helping to resolve criminal investigations. Unfortunately, photographing and obtaining a cast of a snow impression is often a challenge for the crime scene examiner. This…

Bloodstain Documentation and Collection Methods

At some point in their careers, every crime scene responder has encountered a scene where the blood present is “everywhere” and there is no clear way to begin. That feeling can be extremely overwhelming. This training will provide attendees with…

ASCLD Webinar Series: Latent Prints

Archival Version – This course served as an overview of the Latent Prints discipline for the crime laboratory administration. This webinar provided non-LP analysts, who manage this discipline as part of a forensic laboratory or supervise members within this field,…

ASCLD Webinar Series: Firearms

Archival Version – This course serves as an overview of the field of firearms examination for the crime laboratory administration. This webinar will provide non-firearms examiners, who supervise members within this field, a basic overview of the analysis performed, discipline…