AAFS
2019 Workshop W10
DNA Mixture Interpretation Principles:
Observations from a NIST Scientific
Foundation Review
Chair:
John M. Butler (NIST), Co-Chair: Sheila Willis (NIST Guest Researcher)
A full day
workshop was held on February 18, 2019 as part of the American Academy of
Forensic Sciences (AAFS) meeting in Baltimore, Maryland. Approximately 120
participants from 27 states and six other countries attended. A total of 19
presentations were given by 17 different presenters. An outline of the topics
covered is included below along with links to pdf files of the 406 slides
presented.
|
Time |
Topics (Speakers*) |
Links to pdf file |
|
8:30-9:00AM |
Introduction, Historical Overview and Study
Background (Melissa Taylor &
John Butler) |
|
|
9:00-9:45AM |
Establishing
SOPs in Your Laboratory: Common Aspects of SOPs Across Forensic Labs (Bruce Heidebrecht) Variation in SOPs Between Forensic Labs (Jennifer Breaux) Writing Limitations into Your SOPs (Eugene Lien) |
|
|
9:45-10:30AM |
Measurement
& Interpretation of DNA Mixtures: Performance Assessment Methods (Hari Iyer) |
|
|
10:30-10:45AM |
BREAK |
|
|
10:45-11:30AM |
Exploring
Capabilities and Limitations: Approaches to Defining Limitations (Keith Inman) Exploring Capabilities and Limitations:
Capabilities of Probabilistic Genotyping with Mixtures of Biological Family
Members (Lisa
Schiermeier-Wood) |
|
|
11:30AM-noon |
The Potential of New Technologies (Peter Vallone) |
|
|
12:00-1:00PM |
LUNCH |
|
|
1:00-1:30PM |
Relevance: Things We Know from Transfer Studies (Sheila Willis) |
|
|
1:30-2:00PM |
Casework Context (Charlotte Word & Roger Frappier) |
|
|
2:00-2:30PM |
Reporting
Results: SWGDAM Recommendations on Reporting Likelihood
Ratios (Eugene Lien) Strategies for Implementing Evaluative
Reporting and Testimony
(Joel Sutton) |
|
|
2:30-3:00PM |
Core Principles and Literature (John Butler) |
|
|
3:00-3:15PM |
BREAK |
|
|
3:15-3:45PM |
Training
and Establishing Expertise: What Does a Forensic DNA Practitioner Need to
Know? (Robin Cotton) Continuing Education (Jack Ballantyne) Mixture Interpretation Consistency Training
Initiative (Ray Wickenheiser) |
|
|
3:45-4:00PM |
Review of NIST Report
Draft, Feedback Received, and Mixture Website (Rich Press & John Butler) |
|
|
4:00-4:45PM |
DNA
Mixture Resource Group: Panel Discussion
(Sheila Willis and Resource Group Members) |
|
|
4:45-5:00PM |
Q&A, Next Steps, Summary
(Melissa Taylor & John Butler) |
*Points of view in this workshop are those of the presenters and
do not necessarily represent the official position or policies of the National
Institute of Standards and Technology. Certain commercial equipment,
instruments, and materials are identified in order to specify experimental
procedures as completely as possible. In no case does such identification
imply a recommendation or endorsement by NIST, nor does it imply that any of
the materials, instruments, or equipment identified are necessarily the best
available for the purpose.