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GAVIN DE BECKER




Gavin de Becker is widely regarded as the Nation’s leading expert on the
protection of public figures. His work in the prediction and prevention of
violence has earned him three Presidential appointments. He is the bestselling
author of The Gift of Fear: Survival Signs That Protect Us From Violence, now
published in 18 languages.


CHARLIE GILBERT


EXECUTIVE VICE PRESIDENT

Charlie Gilbert was recruited by GDBA from the Central Intelligence Agency,
where he served in the Top-10 leadership position of Deputy Director of the
National Clandestine Service.


JAMES HAMILTON


STRATEGIC CONSULTANT

One of the world’s true experts on protection, James Hamilton was recruited from
the FBI, where he developed the Academy’s Protection Course, currently taught to
protectors of the U.S. Attorney General and Director of the FBI, as well as
protectors at NSA, and many other agencies.


JOHN MUFFLER


SENIOR ADVISOR – MOSAIC THREAT ASSESSMENT SYSTEMS

Before John Muffler joined GDBA, he served as Chief of Domestic Operations for
the U.S. Marshals Service, and Chief Inspector of the National Center for
Judicial Security.  At the Federal Law Enforcement Training Center, he taught
protective operations, threat assessment, and protective intelligence.  John is
a member of the Department of State’s Fulbright Specialist Program.


BRYAN NIEDERHELM


SENIOR VICE PRESIDENT, THREAT ASSESSMENT & MANAGEMENT

Bryan Niederhelm has managed some of the Nation's most sensitive threat
assessments. Prior to joining GDBA, he served in a special U.S. Marine
battalion, protecting U.S. Diplomats and Top Secret information, and providing
security and logistical support for U.S. presidents.


VINCENT O'NEILL


SENIOR ADVISOR

During his career with the United States Secret Service (1983-2003), Vincent
protected two U.S. Presidents and other heads of state, and rose to several
leadership positions. He was then appointed to the senior-most security position
at the International Monetary Fund, where he served until being recruited by
GDBA in 2023.


FRITZROY ALLEN


VICE PRESIDENT, PHYSICAL SECURITY DESIGN

For more than 25 years, Fritz Allen has designed protective security strategies
for at-risk individuals and led protection operations throughout the world.
Prior to joining GDBA, Fritz served in the United States Marine Corps.


ELLEN PRYSTAJKO


CASE MANAGEMENT

Ellen Prystajko is a behavioral scientist with a specialty in threat assessment.
She has managed thousands of cases involving threats, unwanted pursuit, and
workplace violence, and served on the Development Team for several MOSAIC Threat
Assessment systems.


MICHAEL LAFEVER


EXECUTIVE BOARD

Michael LaFever has advised our high-risk clients since 1979. He is the firm’s
liaison with LAPD, U.S. Department of State, Department of Defense, Secret
Service, and various international law enforcement agencies. Michael was the
only civilian attendee at the Central Intelligence Agency’s first Threat
Management Conference.

Some other experts on our team
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Our training pushes Protectors to face challenges...


Open

Our training pushes Protectors to face challenges with strength and readiness.
...




Does your organization need to enhance its...


Open

Does your organization need to enhance its violence prevention program? Here are
the top 5 reasons why you should ...




Micah’s exceptional response to a medical...


Open

Micah’s exceptional response to a medical emergency exemplifies the Invisible
Qualities of a great Protector. ...




What do all these organizations have in common?...


Open

What do all these organizations have in common? They have been trained by Gavin
de Becker & Associates in the ...




Hear firsthand from new-hire Brock Michael on his...


Open

Hear firsthand from new-hire Brock Michael on his experience with our hiring
process. ...




Register today to attend our upcoming Advanced...


Open

Register today to attend our upcoming Advanced Threat Assessment Academy –
featuring a 1-Day School Safety Conference. ...




Aaron Stark is the captivating speaker behind the...


Open

Aaron Stark is the captivating speaker behind the viral TED Talk "I Was Almost a
School Shooter." Aaron`s story will be ...




Bryan Niederhelm reveals one of his most common...


Open

Bryan Niederhelm reveals one of his most common recommendations for addressing
safety concerns. ...




Constant and Never-Ending Improvement is a core...


Open

Constant and Never-Ending Improvement is a core value at GDBA. ...




We found Mr. de Becker speaking at The 1999...


Open

We found Mr. de Becker speaking at The 1999 Emergency School Safety Conference
in our archives. Join us at this April`s ...




Check out what some alumni have to say about their...


Open

Check out what some alumni have to say about their experience at GDBA’s Advanced
Threat Assessment Academy. Register ...




Focused on real-world readiness, our training...


Open

Focused on real-world readiness, our training academy places a strong emphasis
on mastering medical skills to prepare ...




We are pleased to announce Los Angeles County...


Open

We are pleased to announce Los Angeles County Department of Mental Health,
Director, Dr. Lisa Wong, is joining us for ...




Dive into the complexities of AI with Dr. Wendy...


Open

Dive into the complexities of AI with Dr. Wendy Patrick at our Advanced Threat
Assessment Academy this April! Register ...




GDBA protectors work near water in the majority of...


Open

GDBA protectors work near water in the majority of assignments. Though you won’t
find water rescue courses in most ...




Does your school have a unique challenge when it...


Open

Does your school have a unique challenge when it comes to safety? GDBA`s 1-Day
interactive School Safety Conference ...




Threats and violence in the workplace are...


Open

Threats and violence in the workplace are continuously evolving - is your team
prepared to keep up and ensure safety ...




Brian Creter sheds light on what makes our...


Open

Brian Creter sheds light on what makes our Advanced Threat Assessment Academy
truly unique – attendees learn from ...




Prepared to act decisively under pressure, GDBA...


Open

Prepared to act decisively under pressure, GDBA protectors are equipped for any
scenario. ...




A big challenge facing schools is creating...


Open

A big challenge facing schools is creating defensible positions with limited
resources. Bruno Dias draws on his ...




John DiFava serves as the Chief of Police at MIT...


Open

John DiFava serves as the Chief of Police at MIT and brings nearly 30 years of
experience in the law enforcement sector. ...




John Van Dreal is widely known for creating the...


Open

John Van Dreal is widely known for creating the Salem-Keizer Model, a
multiagency student threat assessment system ...




The mission to reduce violence in schools is not...


Open

The mission to reduce violence in schools is not new - and we`ve been supporting
it for a long time. But ... we`ve not ...




As we reflect on the recent tragedy in Iowa, our...


Open

As we reflect on the recent tragedy in Iowa, our mission is clear - to raise
awareness and share strategies that help ...





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GDBA IS A NATIONAL SECURITY SERVICE-PROVIDER WHOSE CLIENTS INCLUDE:

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