About the Author

John Wenzel is the founder of Precision Image Photography Company (1999). He has testified to investigative photographs in hundreds of legal cases. Mr. Wenzel has served as an Occupational Safety and Health Compliance Officer and regional Supervisor with the State of Maryland. He has also served as a Senior Safety Specialist and Instructor for the United States Department of Defense and has taught at the University of Maryland Fire and Rescue Institute, Washington College, Harford Community College and for several professional organizations. He currently teaches for Anne Arundel Community College and the US Department of Defense.