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THE AUTHORS

Meet the authors of Police and Fire Publishing.  With diverse backgrounds, areas of expertise, and intense dedication to their field, our experts will give you their personal knowledge, focused on making you a better fit in your profession.  

SERGEANT PETE BOLLINGER (Ret.)

 

Pete Bollinger first became interested in law enforcement while serving in the United States Air Force, where he attained the rank of Sergeant. While in the military, he obtained A.A. Degrees in Industrial Security from the College of the Air Force and Criminal Justice from Devils Lake College in North Dakota. After honorable discharge, Mr. Bollinger continued his education, obtaining a B.S. Degree in Public Administration from the University of La Verne and a Master's Degree in Management from the University of Phoenix.
 

Mr. Bollinger became a police officer with the Santa Ana Police Department in 988 and worked a variety of assignments throughout his career. First and foremost, he is proud that the majority of his work history has been on patrol. He has served in an undercover capacity, both purchasing and selling narcotics in vice programs. Mr. Bollinger was fortunate enough to earn an assignment in Personnel, specifically in the background unit. He attained the rank of Sergeant and is now retired from the SAPD.

AL VALDEZ Ph.D.

• Retired Law Enforcement Officer / Criminal Justice Program Chair
• Professor, University of California-Irvine
• Nationally Recognized Gang Expert and Instructor

EBRAHIM ASHABI

•Bachelor’s Degree in Public Administration
•Master’s Degree in Emergency Services  Administration

•Counter-Terrorism Expert with Combat Operative experience in

  foreign countries

RENE ENRIQUEZ

• Former Upper Echelon and 17 Year Member of the
   Mexican Mafia
• Subject of the Best Selling Book: The Black Hand

Benny Cruz

• 42 years in law enforcement, from Imperial County to the San Diego Sheriff's Department

• Awarded a certificate for Investigative Excellence for a muder-for-hire investigation, crossing international borders with all suspects pleading guilty

Tony "Pacman" Moreno

• Retired after 35 years in LAPD
• Spent 18 years as a supervising detective and numerous years apart of CRASH (Community Resources Against Street Hoodlums)
• Author of numerous titles relating to community interactions

PATRICIA DROWN Ph.D.

•Dean of Criminal Justice and General Studies at

     Allied American University

SANDRA MACHUGA

• Bachelor’s Degree in Criminal Justice Administration
• Master’s Degree in Public Administration
• Lifetime Teaching Credential from the State of California

GARY SLOAN

• Over 20 Years of Law Enforcement Experience
• P.O.S.T. Certified
• Holds Federal Credential with the DEA
• Guest Instructor at Police Conferences across the Nation

MIKE MAIOCCO

• 21 years with a large agency investigating

   thousands of dynamic crime scenes
• B.A. in Business Management and Marketing
• Police Service Medal of Valor in 2000

NICOLE A. MAIOCCO

• Bachelor’s Degree in Social Work / Domestic Violence Advocate
• Master’s Degree in Organizational Leadership

GS KLIVANS

• 30 Years of Law Enforcement Experience
• Certified Instructor by the New York State Commission of Correction,

   Municipal Police Training Council and the New York State Division of

​   Criminal Justice Services
• 30 Years Service in the US Army Reserve as a Counterintelligence 
   Agent and Criminal Investigator with Army CID

NICOLE A. MAIOCCO

• Bachelor’s Degree in Social Work / Domestic Violence Advocate

• Master’s Degree in Organizational Leadership

ANDREW EWAYS

• 25+ years of experience in Maryland State Police and Aurora (CO.) 
   Police Dept.

• Author of numerous articles on various Sureno gangs

Ramon (Mundo) Mendoza

• Former Upper Echelon Member of the Mexican Mafia
• Author of numerous titles and considered an authority on the subject

   of La Eme operations and gang mentality and methodology

• Portrayed in the film "American Me"

Brian Parry

• 40+ year career

• Distinguished work with California’s Special Service Unit (SSU) and as an FBI Consultant

MONA RUIZ

• 26 Years of Law Enforcement Experience
• Board Member of the Graffiti Task Force
• Teaches Gang Enforcement Classes

FELIX AGUIRRE

• 27 Years of Law Enforcement Experience  (20 in Criminal Street
   Gangs)
• Trains Law Enforcement Officers in the United  States and Mexico
• Teaches Criminal Justice Courses at the College Level

 
R. DOUG HUMPHREY

• 28 Years of Law Enforcement Experience
• Served as a dispatcher, patrol officer, investigator, narcotics detective,   
   community police officer and canine handler/trainer
• Received Meritorious Service Commendation, Police Commendation
   Medal, The Daniel Wasson Memorial K9 Unit award, a commendation 
   from the DEA and almost 200 letters of commendation

SGT. RON STALLWORTH

•Bachelor's Degree in Criminal Justice Administration
•Adjunct Criminal Justice Instructor at Salt Lake Community College
•Former Utah Gang Intelligence Coordinator
•Nationally Recognized Expert on Rap Music / Street Gang Culture

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