Bloodstain Pattern Analysis Subcommittee focuses on standards and guidelines related to the scientific detection and analysis of bloodstain patterns present at crime scenes and on associated evidence.
Officers | Members | Standards | Other Work Products
Holly Latham, Subcommittee Chair, Kansas Bureau of Investigation
Susan Rinehart, Subcommittee Vice Chair, Los Angeles Police Department (Retired)
Vacant, Subcommittee Executive Secretary
David Baldwin, Special Technologies Laboratory, USDOE
Nicole Blackwell, Kansas City Police Crime Laboratory
Todd Crosby, Georgia Bureau of Investigation
David Garber, Chula Vista Police Department
Elizabeth Geddes, US Department of Justice, Affiliate, ( Legal Task Group representative)
Thomas Griffin, Griffin Forensic
Rebecca Hooks, Illinois State Police Crime Scene Services Command
Catherine Knutson, Minnesota Bureau of Criminal Apprehension ( Quality Task Group representative)
Zack Kowalske, City of Roswell Police Department
Niki Osborne, Human Factors Training and Consultancy, New Zealand, Affiliate, ( Human Factors Task Group representative)
Jennifer Preisig, Massachusetts State Police Crime Laboratory
Lauren Sautkulis, San Diego Sheriff's Regional Crime Laboratory
LeeAnn Singley, Grayson Singley Associates, LLC
Peter Valentin, University of New Haven
Haonan Wang, Colorado State University ( Statistics Task Group representative)
Kevin Winer, Kansas City Police Department
Jeffrey Wolf, Texas Department of Public Safety
Toby L. Wolson, M.S., F-ABC, Noslow Forensic Consultations, LLC
ANSI/ASB Standard 032, (added January 5, 2023). Standards for a Bloodstain Analyst's Training Program, 2020. 1st. Ed.
ASB Technical Report 033, (added June 3, 2020). Terms and Definitions in Bloodstain Pattern Analysis. 2017. 1st. Ed.
ANSI/ASB Standard 158, Standard for Developing Standard Operating Procedures in Bloodstain Pattern Analysis . 2023. 1st. Ed. (added November 7, 2023).
OSAC 2021-N-0039, (added April 5, 2022 and sent to ASB for further development and publication). Standard for Mentorship Program in Bloodstain Pattern Analysis
OSAC 2021-S-0011, (added April 4, 2023 and sent to ASB for further development and publication). Standards for Technical Review of Bloodstain Pattern Analysis Reporting
OSAC 2022-N-0010, (added December 6, 2022 and sent to ASB for further development and publication). Standards for Development of an Accredited Bloodstain Pattern Analyst Certification Program
OSAC 2022-S-0030, Standard Methodology in Bloodstain Pattern Analysis (added July 5, 2023 and sent to ASB for further development and publication). Published by a Standards Developing Organization (SDO) & Eligible for the OSAC Registry
At an SDO for Further Development & Publication
Standard for Mentorship Program in Bloodstain Pattern Analysis (OSAC Proposed Standard on the Registry). OSAC 2021-S-0011,
Standards for Technical Review of Bloodstain Pattern Analysis Reporting (OSAC Proposed Standard on the Registry). OSAC 2022-N-0010,
Standard for the Development of an Accredited Bloodstain Pattern Analyst Certification Program (OSAC Proposed Standard on the Registry).
(OSAC Proposed Standard on the OSAC 2022-S-0030, Standard Methodology in Bloodstain Pattern Analysis Registry). REVISION to ASB 030,
Standard for a Quality Assurance Program in Bloodstain Pattern Analysis. 20xx. 2nd. Ed. REVISION to ASB 033,
Terms and Definitions in Bloodstain Pattern Analysis. 20xx. 2nd. Ed. REVISION to ASB 072,
Standard for the Validation of Procedures in Bloodstain Pattern Analysis. 20xx. 2nd. Ed. Under Development
Standard for Documenting Bloodstains and Bloodstain Patterns at Scenes.
Standard for Bloodstain Pattern Analysis on Textiles (clothing and absorbent materials).
Standard for Determining Area of Convergence and Area of Origin.
Method for Determining Angle of Impact.
Method for Determining Directionality of Stains.
Research & Development Needs
Webinars, Presentations & Training Videos
OSAC Bloodstain Pattern Analysis Subcommittee Update, International Association for Identification (IAI) Conference, August 2021.
OSAC Bloodstain Pattern Analysis Subcommittee Update, IAI Conference, August 2019.
OSAC Priority Action Report, Association for Crime Scene Reconstruction Annual Training Conference, February 2019.
OSAC Priority Action Report, International Association of Bloodstain Pattern Analysts (IABPA) Annual Training Conference, October 2018.
OSAC Bloodstain Pattern Analysis Subcommittee Update, IAI Conference, August 2018. Discipline-Specific Bibliographies and Bibliographic References
These documents may contain information to help forensic scientists, judges, lawyers, researchers, and other readers better understand the nature, scope, and foundations of the individual disciplines as currently practiced. The identification of these documents does not represent an endorsement by OSAC or NIST. Only standards that are posted on the OSAC Registry and Technical Guidance documents, are endorsed by OSAC. The referenced documents may be subject to copyright.
Note: Subcommittee position statements or responses to data collections by the subcommittee do not necessarily represent the position of OSAC or NIST.