Mark E. Vecellio is currently an assistant professor of Forensic Investigations at West Virginia University Institute of Technology, in Beckley, West Virginia. Mark has over a dozen years of teaching experience within higher education and managed the Crime Scene Investigations and Forensics Branch of the U.S. Army's Criminal Investigation Division's Special Agent Course. He holds a master's degree in forensic science from George Washington University and a master's degree in public administration/criminal justice from City University of Seattle. Mark has authored several research and technical publications within the field of forensic photography. Mark retired from the U.S. Army Criminal Investigation Command (CID), where he served as a special agent, supervisory special agent, and forensic sciences officer. Mark's specializations, in addition to crime scene photography, include death investigations, crime scene reconstruction, and sexual assault investigations. Mark is a member of several forensic organizations. Erick P. Bryant currently serves as a crime scene analyst with the Colorado Bureau of Investigation. He previously served with the U.S. Army CID, where he retired as the chief of the policy branch at the U.S. Army CID headquarters in Quantico, Virginia. He holds a BS in political science from Georgia Southern University and a master's degree in forensic science from George Washington University. He has expertise in the following forensic and investigative disciplines: crime scene investigation, analysis and reconstruction, forensic photography, bloodstain pattern analysis, criminal investigation, death investigation, sexual assault investigation, child abuse investigation, and interviews and interrogations. He has also served as an adjunct faculty member at several colleges and universities. He is a member of the American Academy of Forensic Science, the International Association of Identification (IAI), the Rocky Mountain Division of the IAI, and the Rocky Mountain Association of Bloodstain Pattern Analysts. He is certified with the IAI in both crime scene analysis and bloodstain pattern analysis.
