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Forensic Science Professionals

CSAFE Forensic Learning Opportunities

Harness tools and training that will help improve your accuracy, objectivity and communication as a forensic scientist or stakeholder.

CSAFE provides educational and training programs on probability and statistics applied to forensic science disciplines. Designed specifically for forensic practitioners, our learning opportunities enhance your existing knowledge and build new competencies. These programs include events and webinars, courses, and workshops. Our available resources also provide research updates that touch on a variety of topics relevant to the diverse forensic science communities. Check back regularly for new learning opportunities.

Contact Us

Let us help you find the best workshop option for your organization’s needs. Contact us to discuss collaboration opportunities and scheduling:

headshot of smiling brunette white male with gentle facial hair

Anthony Greiter

Learning and Development Specialist
(515) 294-1561

Events & Webinars

Registration is now open for these events.

Available Courses

Short Courses

CSAFE’s online short courses are live, instructor-led courses ranging from 6–8 learning hours. Registration is free.


Session 1: October 14, 2022 — 10:00 a.m.-Noon CT
Session 2: October 21, 2022 — 10:00 a.m.-Noon CT
Session 3: October 28, 2022 — 10:00 a.m.-Noon CT
Session 4: November 4, 2022 — 10:00 a.m.-Noon CT

Long Courses

CSAFE offers self-paced online courses ranging from 20–30 learning hours. Cost per course varies. Contact us for individual and group rates.

Our newest course is available now:


Statistics for Forensic Science Practitioners is a self-paced, online, continuing education course for forensic science practitioners. This course addresses the core concepts related to probability, statistics, and their application to today’s forensics issues.

Schedule a workshop

CSAFE provides workshops on topics related to probability and statistics as applied to forensic science disciplines. These free opportunities are offered on a range of topics and skill levels and are ideal for small or large groups. CSAFE can tailor any of its workshops to best meet the needs of your organization. Training can be scheduled on‑site or virtual. Contact us to discuss collaboration opportunities and scheduling.

One of our most popular workshops introduces quantitative tools to evaluate forensic evidence:

Survey of Quantitative Tools for
Forensic Evidence

This workshop will introduce you to the most often-suggested quantitative approaches: the two-stage approach and the likelihood ratio (Bayes factor) approach. You will discuss possible applications to different types of evidence.

90 Minutes | Cost: FREE

Available Resources
for Forensic Science Professionals

  • Type

  • Research Area

Found 236 Results
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Characterizing verification and blind proficiency testing at forensic laboratories

Type: Research Area(s): ,

Published: 2022 | By: Maddisen Neuman

The 2014 Bureau of Justice survey of publicly funded forensic crime laboratories found that while 97% of the country’s 409 public forensic labs reported using some kind of proficiency testing, only 10% reported using blind tests (Burch et al, 2016).…

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Likelihood Ratios for Categorical Evidence With Applications in Digital Evidence

Type: Research Area(s): ,

Published: 2022 | By: Rachel Longjohn

The following poster was presented at the 74th Annual Scientific Conference of the American Academy of Forensic Sciences (AAFS), Seattle, Washington, February 21-25, 2022.

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How do latent print examiners perceive blind proficiency testing? A survey of practicing examiners

Type: Research Area(s): ,

Published: 2022 | By: Brett Gardner

The current study sought to explore perceptions of BPT among practicing latent print examiners and determine whether such beliefs varied between examiners who work for laboratories with and without BPT. Overall, opinions regarding the value of BPT to accurately assess…

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Statistical support for weight of evidence determinations of handwriting evidence

Type: Research Area(s): ,

Published: 2021 | By: Danica Ommen

Handwriting analysis is conducted through the expertise of Forensic Document Examiners (FDEs) by visually comparing writing samples. Through their training and years of experience, FDEs are able to recognize critical characteristics of writing to evaluate the evidence of writership. In…

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Score-Based Likelihood Ratios for Camera Device Identification Using Cameras of the Same Brand for the Alternative Device Population

Type: Research Area(s):

Published: 2022 | By: Stephanie Reinders

Score-based likelihood ratios are a statistical method for quantifying the weight of evidence and have been used in many areas of forensics, including camera device identification1,2,3. Small sensor imperfections caused during manufacturing, called photo response non-uniformity4, leave identifying features, called…

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Forensic Analysis on Cryptocurrency Wallet Apps

Type: Research Area(s):

Published: 2022 | By: Chen Shi

The following was presented at the 74th Annual Scientific Conference of the American Academy of Forensic Sciences (AAFS), Seattle, Washington, February 21-25, 2022.

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Mobile steganography: Looking to the future

Type: Research Area(s):

Published: 2021 | By: Jennifer Newman

Humans have sent secret messages for millennia. A cousin to cryptography, steganography is the art and science of sending a secret message in the open by camouflaging the message carefully. Steganography can take many shapes, and its digital form often…

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Ensemble of SLR Systems for Forensic Evidence

Type: Research Area(s): ,

Published: 2022 | By: Federico Veneri

Score-based likelihood ratios (SLR) have been used as an alternative to feature-based likelihood ratios when the construction of a probabilistic model becomes challenging or infeasible [1]. Although SLR has been shown to provide an alternative way to present a numeric…

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Blind Testing in Firearms Examination: Preliminary Results, Benefits, Limitations, and Future Directions

Type: Research Area(s): ,,

This CSAFE webinar was held on June 23, 2022. Presenters: Maddisen Neuman Quality / Research Associate, Houston Forensic Science Center   Presentation Description: Open proficiency tests created by external vendors are used to meet accreditation requirements and demonstrate examiner competence;…

Surveying Practicing Firearm Examiners

Type: Research Area(s): ,

Published: 2022 | By: Nicholas Scurich

A sample (n = 79) of practicing firearm and toolmark examiners was queried about casework as well as their views about the potential role that statistics might play in future firearm examinations and expert witness testimony. Principal findings include: The…

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