Dr. Rhonda C. Williams earned her doctorate in biochemistry/molecular biologyfrom the University of Oklahoma Health Sciences Center in 2006. Dr. Williams joinedthe Harris County Institute of Forensic Sciences Forensic Genetics Laboratory in May2006 as a DNA analyst. She was appointed to the DNA Trace Evidence Collection Teamin February 2007 and currently serves as the team’s lead. In addition, Dr. Williamsserves on the Mass Fatality Committee for the institute. Dr. Williams is a member of theAssociation of Forensic DNA Analysts and Administrators, the American Academy of Forensic Sciences,the American Society of Crime Laboratory Directors, and is certified as a Molecular Biology Fellow by theAmerican Board of Criminalistics.Dr. Roger Kahn holds a PhD in human genetics from Yale University in New Haven,Connecticut. He joined the Miami-Dade Police Department in the late 1980s to establishone of the first forensic DNA laboratories in the United States. He later served the OhioBureau of Criminal Identification and Investigation for nearly a decade as director of thestate crime laboratory system. Currently, he is crime laboratory director of the HarrisCounty Institute of Forensic Sciences in Houston, Texas. Dr. Kahn is a past president ofthe American Society of Crime Laboratory Directors and he is certified as a Fellow inMolecular Biology by the American Board of Criminalistics.