AABB Workshop

Sunday September 12th, 2021 // 9:00 am - 12:00 pm // Yucatan Room

There is no charge for this workshop, but pre-registration is requested.

The AABB Standards for Relationship Testing Laboratories may be purchased prior to the workshop at


This workshop will address AABB accreditation related topics, including the accreditation process, Relationship Testing Standards, proficiency testing, validations, and calculations.


Learning Outcomes:

  1. Common Nonconformances to the AABB Standards for Relationship Testing and how to avoid them.
  2. An introduction to the initial accreditation process and requirements to maintain accreditation.
  3. A preview of the changes to the 15th Edition of the AABB standards for Relationship testing Laboratories.
  4. Outcomes of recent proficiency tests and complex relationship testing calculations.
  5. An understanding of Genetic Genealogy as it relates to AABB standards and relationship testing calculations.
  6. An understanding of various risk assessment methods as applied to relationship testing.


Intended Audience:

Current AABB members as well as anyone interested in the AABB Accreditation Program for Relationship Testing Facilities.


For questions regarding this workshop contact Marsha Deitz.



AABB Accreditation Program Updates and Common NonconformancesMarsha Dietz, MBA, MT (ASCP), CQA (ASQ), Staff Lead Assessor, Relationship Testing, AABB
Preview of the 15th Edition of Standards for Relationship Testing Laboratories, Proficiency results reviewDr. Megan Shaffer, Ph.D., AABB Relationship Testing Standards Committee Chair, Technical Director, DNA Identification Testing Division LabCorp
How Many Familial Relationship Testing Results Could be Wrong? A Model for the Estimation of False Interpretations.Jianye Ge, Ph.D., Associate Director, Associate Professor, Center for Human Identification University of North Texas Health Science Center at Fort Worth, TX
Risk Assessment MethodsMarsha Dietz, MBA, MT (ASCP), CQA (ASQ), Staff Lead Assessor, Relationship Testing, AABB


Private: Marsha DeitzChair


Marsha Deitz has worked for AABB as the staff Lead Assessor for Relationship Testing since January 2010. Marsha is a Certified Quality Auditor with ASQ, a certified lead auditor for ISO/IEC 17025, a forensic scientist and licensed Medical Technologist.

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