David J. Icove, PhD., PE, CFEI is an internationally recognized forensic fire engineering expert with more than 35 years of experience. Dr. Icove has served as a principal member of the NFPA 921 Technical Committee on Fire Investigations, and is the author of numerous publications and articles. As a retired carreer federal law enforcement agent, Dr. Icove served as a criminal investigator on the federal, state and local levels. He is a Certified Fire and Explosion Investigator (CFEI). Dr. Icove holds BSand MS degrees in Electrical Engineering and a PhD in Engineering Science and Mechanics from the University of Tennessee. Dr. Icove also holds a BS degree in Fire Protection Engineering from the University of Maryland-College Park. He is presently Adjunct Assistant Professor in the Department of Electrical and Computer Engineering at the University of Tennessee-Knoxville; serves on the faculty of the University of Maryland's Professional Master of Engineering in Fire Protection; and is a Registered Professional Engineer in Tennessee and Virginia. John D. DeHaan, PhD, FABC, CFI, CFEI, FFSS, FSSDip is an internationally recognixed forensic science expert, and author of Kirk's Fire Investigation, the leading textbook in the field of fire and arson investigation. He is also a former principal member of the NFPA 921 Technical Committe on Fire Investigations. Dr. DeHaan has been a criminalist for more than 37 years and has gainded considerable expertise in fire and explosion evidence as well as human hair, shoe print, and intstrumental analysis and crime scene reconstruction. Dr. DeHaan holds a BS in Physics from the University of Illinois-Chicago, and was awaded a PhD in Pure and Applied Chemistry (Forensic Science) by Strathclyde University, Scotland. Dr. DeHaan is a Fellow of the American Board of Criminalists (Fire Debris), A Fellow of the Forensic Fire Society (UK), and holds Diplomas in Firfe Investigation from the Forensic Fire Society and the Institution of Fire Engineers and a Certified Fire Investigator certification fromn the International Association of Arson Investigators. He is also a Certified Fire and Explosion Investigator from the National Association of Fire Investigators.