Michael Weissberg began his career as an educator in 1988. A graduate of the University of Miami, Weissberg holds master's degrees in education, criminal justice and psychology. Professor Weissberg has taught on the undergraduate level at Miami Dade College, St. Thomas University, and Florida International University, and graduate school at Nova Southeastern University. Weissberg has served as a police officer, police armorer, police firearms instructor, administrative officer, crime scene investigator, police detective, and a police sergeant, and acting lieutenant. In the private investigations and security industry he has served as an instructor, investigator, assistant chief, vice president of operations, and director. Michael Weissberg has black belts and a school license granted by Martial Arts Grandmaster Bram Frank, and serves as director of education for Grandmaster Frank's martial arts organization, CSSD-SC; Master Weissberg's first Black belt was countersigned by three other grandmasters. Michael Weissberg wrote for several national magazines, holding the positions of editor, senior editor, and editor-in-Chief. Weissberg was a staff writer for seven different police and firearms magazines, and published hundred of photos and articles, including juried and peer-reviewed journals, and is the author of eighteen books.