Dr. Herrin is the Deputy Director of the Georgia Bureau of Investigation-Division of Forensic Sciences, a position he has held since 2007. He received his Ph.D. in Biochemistry in 1985 from Rice University and conducted postdoctoral research at Texas A&M University. As Deputy Director, Dr. Herrin is responsible for the strategic direction and operations of the seven laboratories in the GBI laboratory system, including oversight of the division budget. He is Chair of the Biology/DNA Scientific Area Committee organized by the National Institute of Standards and Technology. Dr. Herrin is a Fellow of the American Academy of Forensic Sciences, serves as a peer reviewer for the Journal of Forensic Sciences, and is co-chair of the American Society of Crime Lab Directors (ASCLD) Forensic Research Committee. He served as a member of the ASCLD Board of Directors from 2009 to 2014. He has been a lead assessor for DNA laboratory quality audits and grant progress assessments. Dr. Herrin is an active participant in the FORESIGHT project to study performance metrics in forensic labs, and is a member of the National Institute of Justice R&D Technical Working Group for general forensics R&D. He is a former member of TWGDAM and the NIJ Technical Working Group for DNA R&D.