Randal Davis has been an Investigator or Police Officer with departments in the
Los Angeles and Orange County areas for 26 years. As a Police Officer and District Attorney Bureau of Investigation Investigator,
he has conducted or participated in thousands of criminal investigations and arrests. His expertise and experience is in criminal
investigations, patrol procedures, and crime scene investigation. Investigation assignments have included Homicide, Gangs,
the Tri-Agency Resource Gang Enforcement Team, Narcotics Enforcement Team, Major Narcotics, Clandestine Methamphetamine Labs,
Crime Scene Investigation, Felony Investigations, Drug Endangered Children, and Officer Involved Shootings.
He has received considerable training and experience in Crime Scene Investigation,
Homicide Investigation, the California Street Terrorism Act, Patrol Procedures, General Criminal Investigation, Narcotics,
Sexual Assault, and Crimes Against Children.
Randal holds a Masters degree in Criminal Justice (with honors) and a Bachelors
degree in Psychology with a minor in Criminal Justice from California State University Long Beach. Davis is a Phi Kappa Phi
Honor Society member. He has been an Adjunct Professor teaching Criminal Justice courses at Santa Ana and Santiago Canyon
Colleges since 1997. He has also been a guest instructor at Western State Law School.
Since 1992 Randal has been a P.O.S.T. (California Peace Officer's Standards
and Training) instructor for the Orange County Sheriff’s Dept., instructing courses in Homicide Investigation, Criminal
Law, Ethics, Professionalism, Weapons Laws, Search and Seizure, Crimes Against Persons, Constitutional Law, and Civil Rights.
Randal also previously taught P.O.S.T. law enforcement investigator courses at the Golden West College Criminal Justice Center.
Prior to the 26 years of Los Angeles
and Orange Counties experience, his background includes three years of law enforcement duties with the U.S. Army Military
Police, including assignments in Supervision, Patrol, Investigation, Undercover Narcotics, and Traffic Accident Investigation.
According to the book description of
Evidence Collection & Presentation, “This book is designed to introduce the concepts involved
in collecting and presenting audio and visual evidence. The students will also be introduced to the documentation methods
for preserving visual evidence. The text gives the student and understanding of the courtroom technology available for presentation
methods utilizing audio and visual means. The disciplines include digital photography, film photography, video, voice and