Security Special Events Expert Witnesses: 6

Dr. Randy Atlas AIA , CPP is a Registered Architect, NCARB certified, and he practices Criminal Justice Architecture and Environmental Security Design. Atlas is a certified protection professional (CPP) with the American Society of Industrial Security (ASIS), and is an appointed member of the ASIS Security Architecture and Engineering Committee. Atlas has his doctorate in criminology and a masters of architecture. Dr Atlas is a Fellow  member of the American Institute of Architects (AIA).

Dr. Atlas has taught CPTED (Crime Prevention through Environmental Design) and criminal justice courses at Florida International University, Florida Atlantic University, and the University of Miami, Keiser University, and he is a trainer with the National Crime Prevention Institute at the University of Louisville. Dr. Atlas has been a technical Assistance consultant with the National Institute of Justice, National Institute of Corrections, and the Florida Department of Corrections and U.S. HUD Drug Elimination CPTED Program.

He has conducted ADA accessibility compliance audits for private and public sector clients, and served as an expert witness on over 200 premises liability lawsuits.

Dr. Atlas has been a speaker and trainer at security conferences from New Delhi, India to Seattle, Washington and has written over 200 articles in various publications on security, safety, and counter terrorism issues.

Roger W. Chappell, has over 25 years of experience in the Law Enforcement and Security industry. His experience allows him to assist attorneys for both Plaintiff and Defense in determining whether or not minimum industry standards were met regarding premises liability. Additionally, he has a vast array of experience in criminal investigations.

Mr. Chappell has been summoned to testify as an Expert Witness in Texas District Courts on more than 20 occasions involving the following matters:

• Premises Security Adequacy
• Murder
• Capital Murder
• Felony Murder of a Police Officer
• Aggravated Robbery

Experience - Mr. Chappell is a 9 year Marine Corps Veteran and 22 year retired police supervisor in Houston, Texas. He is also a former corporate security manager, police crime prevention specialist, detective supervisor, police training manager, and internal affairs sergeant. Mr. Chappell coordinated numerous security related functions at hotels, bars and night clubs, and apartments. He has handled large events during the Super Bowl, MLB All Stars, and NCAA Final Four events. He was also a hostage negotiator for over 12 years responsible for the safe resolution to highly stressful and violent events.

Education / Training: Roger Chappell has a masters degree in Criminal Justice Management from Sam Houston State University. He has over 3,000 hours of training relating to active shooter, homicide investigations, kidnappings, interviewing and interrogation, crime scene process, and mental health issues.

Areas of Expertise:

Security Guards Negligence Bar & Nightclub Bouncers Issues Use of Force Investigations and Surveillance Detention and Arrest by Security / Non-Security Personnel

Premises Security Issues / Adequacy Security Management Police Policies and Procedures Workplace Violence Issues Unlicensed Security Activity State and Local Regulatory Compliance

View Roger Chappell's Consulting Profile.

Mark J. Lang, MCJ, CPP, CHPA, is a technical and analytical professional with a career encompassing over 35 years of experience in Criminal Justice, Security, and Private Investigations.

Mr. Lang is a Board Certified Protection Professional ASIS- CPP and IAHSS - CHPA Certified Healthcare Protection Administrator, and  a licensed private investigator. He retired as a Special Investigations Captain from the Orange County Sheriff's Office. Mr. Lang has experience in special operations, criminal intelligence, and special investigations. 

A Former Security Executive and Manager for a large hospital organization, Mr. Lang has experience in all aspects of hospital and organizational security. He is a Member of the Southern Police Institute Alumni Association, Florida Association of Licensed Investigators, Florida Association of Private Investigators, ASIS, AHSS, and Orlando Amateur Radio Club.

Litigation Support - Mr. Lang's expert witness services are available to attorneys for plaintiff and defense. They include thorough case review and reporting, depositions, and trial testimony as needed. Cases involve  Law Enforcement and Security Operations Management, Staff Training, Criminal and Civil Investigations, and  Hospital Security.

Areas of Expertise:

Hospital Security / Organizational Security Private Investigations Architectural Security Design Flaws Workplace Violence Threats & Vulnerability Assessment

Premises Liability / Negligence Background Investigations Surveillance Operations Missing Persons Police Administration

R. Leslie Nichols, CPP, specializes in cases involving Sexual Abuse in schools, churches, camps, mentoring programs, sports organizations, and after-school programs.  He is the former National Vice President over child safety for Boys & Girls Clubs of America (National Headquarters) and oversaw the development of organizational policies and practices to protect 4 million youth at 4,000 sites in the U.S. and abroad. In 2016, Mr. Nichols began private practice as an expert witness and as direct consultant to schools and other youth-serving organizations.

Mr. Nichols has authored, co-authored, or contributed to numerous publications addressing various aspects of protecting children and has been interviewed, quoted and cited in various print and broadcast media.  He was a contributor to the Maryland Guidelines and Best Practices for the Design, Assessment and Modification of Physical Facilities and Spaces to Reduce Opportunities for Child Sexual Abuse (2020, SCANN) and the Recommened Guidelines and Best Practices: Background Screening in Youth-Serving Organizations, 3rd Ed. (2021, NCYS). He co-authored the textbook, Extreme Violence: Understanding & Protecting People from Active Assailants, Hate Crimes & Terrorist Attacks (2021, Cognella Academic).

Mr. Nichols is a member and past president of the National Coalition for the Prevention of Child Sexual Abuse and Exploitation, a board-certified security professional (CPP) with ASIS International and holdds a Master of Science in Security Administration.

Mr. Nichols has been retained or served as a fact witness in over 30 cases, involving sexual abuse and other harm within organizations.

Examples include:

• A contract school bus driver molests a student on the bus
• A school music instructor grooms and molests his teen student
• A organization’s screening process misses obvious red flags
• A college ministry fails to provide oversight to prevent an accidental death
• A disabled child is molested by another child while being transported on a bus
• A sports organization fails to audit its child protection program
• A church volunteer systematically grooms and molests young boy
• Two teens rape a female, special needs student between classes
• A child is injured on a roof during an afterschool program
• An organization fails to provide effective sex abuse prevention resources to its affiliate
• A young boy is molested by other boys at a church retreat

View Les Nichols' Consulting Profile.

Alan J.  Robinson brings over 35 years of Security / Law Enforcement experience to the  security, safety, fire safety, emergency management field. Mr. Robinson is a former Supervisor, Protection Services for Disney-ABC, Inc. in New York, where he coordinated the security of millions of dollars in equipment for both Reagan Presidential Inaugurations. While at Disney-ABC, he was credited with creating the first hostage negotiation training class after an incident at ABC News in Washington, D.C.

Background Experience: For  the past 25 years, Mr. Robinson has been the Director of Protection and Security Services/Emergency  Management for Atlantic Health System; a hospital system based in New Jersey where he manages: Public Safety and Security, Fire/Life Safety, Emergency  Management, Investigations, and Special Events for a healthcare system that approximately 10 million square feet of physical plant and campus, spread  throughout New Jersey.

Mr. Robinson directly and indirectly manages over one-hundred (100) security  officers, investigators, fire safety officers, emergency management officers, and contract law  enforcement officers. He has successfully navigated numerous external agency regulatory compliance  surveys including those from the “Joint Commission,” State Department of Health, New Jersey Office of Homeland Security, and New Jersey Office of  Counter-Terrorism.

Litigation Support: Mr. Robinson has been retained to provide consultation, security analysis, and security expert witness testimony by plaintiff and  defendant in a wide variety of civil suits. He is available to consult and testify in matters concerning:

Premises Liability Inadequate Security Negligent Security

Crime Foreseeability Private Security Officer Training Security Industry Standards

Areas of Expertise

Workplace Violence Prevention and Investigation · Public Safety & Security · Emergency Management · Preventing Infant Abduction · Child Predator Protection · Narcotic Diversion Investigations · Multi-Facility Management · Asset Protection · Hospital Security · Continuous Process Improvement · Crisis Event Management

View Risk and Threat Analysis Management, LLC's Consulting Profile.

Dr. Roy G. Taylor is a current Chief of Police with over 40 years of experience in a wide-range of federal, state, local, and private criminal justice positions. Dr. Taylor specializes as an expert witness in Police Practices and Procedures and Law Enforcement and Criminal Justice. Current Positions:

• Chief of Police Blue Ridge Public Safety (2014)
• President/CEO Signal 88 Security of Charlotte (2012)
• President/CEO Capitol Special Patrol (2012)
• Chief of Police Capitol Special Police (2002)
• Lt. Colonel – Provost Marshal, Army National Guard (2000)
• Antiterrorism / Emergency Management Branch Chief DoD (2007)
• Provost Marshal Joint Civil Support Task Force, Joint Chiefs of Staff (2014)

Litigation Support - Dr. Taylor is called upon to analyze cases from both defense and plaintiff perspectives. His services include case review, written reports, deposition, and trial testimony as needed. 

Areas of Expertise:

Police Standards & Practices Use of Force & Deadly Force Electronic Control Devices Standards of Conduct High Speed Vehicle Pursuits & Chases Law Enforcement Policies and Procedures

Failure to Train Law Enforcement Malpractice Failure to Supervise Violations of §1983 Civil Rights Personnel Selection & Retention Police K-9

View Roy Taylor's Consulting Profile.