Law Enforcement Expert Witnesses in Arizona

This highly qualified expert has over 50 years of experience in law enforcement. He received an A.S. in Law Enforcement from West Valley College, a B.S. in Law Enforcement from Metropolitan State College, and a M.S. in Criminal Justice Administration from the University of Colorado. Certified as a Police Executive and a Force Science Analyst by the Force Science Institute at the Minnesota State University, he previously served as President for the Colorado Association of Chiefs of Police. He served as Police Sergeant for the Los Gatos Police Department and then Chief of Police in Westminster, Colorado. He also served as Interim Chief of Police in Lochbuie, Colorado. He has served as a police practice consultant in various states including California, Georgia, Utah, and New York. He is currently Owner and CEO of a police practices consulting firm.

This former Salt Lake City police officer was with the force for two periods spanning from 1984 until 2004. He spent time as a Patrol Officer, a Field Training Officer, and a Detective, working in Vice, Narcotics, and Financial/Computer crimes, among other departments. He was graduated from Utah POST (Peace Officer Standard and Training) the Utah Drug Academy and completed several courses relating to Law Enforcement. These include; Interviews and Interrogations, Search Warrant writing, applications and affidavits, and Computer Crimes. He served as a Chief of Police and Security for the Department of Veterans Affairs during this time period. Since 2004, the expert has worked as an independent consultant and investigator. He has a B.S. in Sociology and an M.B.A. He is bi-lingual and can read, write and speak Spanish. He was also a primary contributor to the First Congressional Study on Gulf War Illness.

This law enforcement professional spent 21 years with several police forces in Utah. He began his career with the Midvale Police Department, where he worked from 1995 until 2001 and held positions including Patrol Officer, Officer in Charge, Auto Theft Detective, VICE Detective, and SWAT Operator. The expect then joined the South Salt Lake City police force, where he worked as a Narcotics Detective until 2006. He ended his police career in 2016 as a Sergeant for the Washington City Public Safety Department. During his career, he spent several years supervising field training programs. He also supervised animal control and code enforcement. The expert completed numerous officer training, including in Search and Seizure Law.

This veteran police over spent nearly three decades with the Los Angeles and Santa Rosa Police Departments. He was an Officer in Los Angeles until 1991 and then served in Santa Rosa until 2015, where he was a Lieutenant and Investigative Bureau Commander. The expert has obtained his B.S. in Criminal Justice from California Coast University and has delivered several presentations in the field. He is a certified SWAT/HNT Commander and a certified National Instructor.

This expert is a Criminal Justice consultant and expert witness for private and government attorneys on criminal and civil matters. He is qualified as an expert witness in federal and state courts on police procedures, tactics, firearms, and the use of force. This expert can provide formal written declarations in federal and state criminal and civil proceedings as law enforcement subject matter expert and is has also qualified several times as an expert in federal court in the Central District of California on drug investigations while an active special agent for DEA. .

This expert is a retired police officer and owner of a police training and consulting firm. He holds a Bachelor of Science in Criminal Justice Management, a Masters of Science in Psychology and is completing a doctoral degree in Performance Psychology. He is a Certified Criminal Investigator with the American College of Forensic Examiners Institute and a Force Science Certified Analyst with the Force Science Institute He currently teaches the application of Human Factors science to a police officer's use of force (Attention, Perception, Response Time, Decision Making, and Memory). He is also an Adjunct Professor of Criminal Justice, a Police Academy Instructor, and a Force Options Simulator Instructor at a large regional training center. His policing experience includes positions in; SWAT, Field Training, Gangs, Narcotics, Supervision Media Relations, and Use of Force Training.

This expert served 32 years with the San Francisco Police Department in a variety of different capacities. He began his experience as a police officer for nine years in patrol, and then went on to serve as a Sergeant and Inspector in the Investigations Bureau for over four years investigating Violent Crimes, Auto Theft, Burglary and Domestic Violence. He went on to serve as a Commander in the Patrol Bureau, Investigations Bureau, and over the Tactical Company and Homeland Security Unites. In his final role with the San Francisco Police Department, he served as Deputy Chief and was responsible for oversight of the 1700 member patrol force. Since retiring from the Police Department in 2013, this expert has been serving as a Lecturer in Criminal Justice Studies at a University in California.

This qualified expert has nearly 35 years of experience in law enforcement and is highly involved in laws pertaining to alcoholic beverages. He earned his BS from Colorado State University and completed the Colorado POST certification program at AIMS Community College. He has formerly served as the deputy sheriff for the Larimer County Sheriff's Office and an investigator for the Arapahoe County Coroner's Office. For over 10 years, this expert as an agent for the Colorado Bureau of Investigation, acting as the agent in charge for a period of time. He has also served the director of security and investigations for the Colorado Lottery. He has also previously held a number of positions during his tenure with the Colorado Liquor Enforcement Division. Notably, he was part of the Colorado task force on drunk and impaired driving, the chief of investigations, and the director. Currently, this expert is the president of a liquor law consulting firm in Colorado.

This highly-qualified expert has nearly 40 years of experience in law enforcement and security operations. He is a licensed private investigator and has extensive experience in law enforcement best practices, security guard operations, use of force, premise liability, complex criminal investigations, homicide investigations, and K9 handling. He earned his BA from Claremont McKenna College before beginning his 30-year career with the LAPD. This expert started as a police officer I and rose in the ranks to eventually retire as a lieutenant II, officer-in-charge. Over the course of his career with the LAPD, he worked in several divisions, including the metropolitan division as a K9 handler, the burglary-auto theft division, major crimes division, and the robbery-homicide division. Upon retiring from the LAPD, this expert served as the CEO of Critical Solutions Protective Services Group for 7 years. Currently, this expert is the CEO and senior investigator of a private investigations consulting firm in California.