Non-Verbal Profiler | Investigative Interviewer
An Gaiser is a leading expert in uncovering hidden motives and identifying interests that often remain unspoken. An offers a fresh and highly practical perspective on what drives people, and how to respond effectively.
Rated 4.7 out of 5 stars.
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An Gaiser is a leading expert in uncovering hidden motives and identifying interests that often remain unspoken. As a forensic behavioral analyst and investigative interviewer, she draws on her experience with the Dutch Probation Service, the General Intelligence and Security Service (AIVD), and KPMG to help organizations and professionals gain real insight into human behavior and communication. With a sharp eye for nonverbal signals and interaction patterns, An offers a fresh and highly practical perspective on what drives people, and how to respond effectively.
Beyond her work as a trainer and keynote speaker, An frequently appears in national media, providing expert commentary on politics, behavioral analysis, and integrity investigations. Her analyses have been featured on outlets such as BNR Nieuwsradio and RTL Nieuws, where she breaks down complex developments with clarity and precision.
What if you could understand the true intentions behind someone’s behavior? How would your approach change if you could detect interests and dynamics others overlook? And what would your team be capable of with a clearer view of underlying motivations?
An’s presentations are refreshing, incisive, and immediately applicable. Through real-world examples and strategic insights, she shows audiences how to:
• Elevate communication to a deeper, more effective level,
• Recognize behavioral and decision-making risks early, and
• Strengthen teams and leadership by making hidden dynamics visible.
Blending scientific insights with practical tools, An doesn’t just share knowledge, she changes how people look at behavior and communication.
Discover how to make a real difference by learning to see what others miss. Book a keynote or workshop and experience how An Gaiser elevates your organization to a higher level.
What if every conversation could reach a deeper and more productive level?
This keynote focuses on understanding what remains unsaid. An Gaiser shows audiences how to read nonverbal signals, uncover the hidden layers beneath dialogue, and ask questions that genuinely create impact.
The tools shared in this session don’t just transform conversation; they strengthen relationships, improve collaboration, and enhance results across your organization.
What is really holding your team or organization back? Why do some decisions lead to friction or destructive outcomes, even when they appear logical? Many obstacles and risks stem from unconscious behaviors and patterns that quietly shape how people act, respond, and decide.
In this keynote, An Gaiser reveals how to recognize, interrupt, and redirect these hidden dynamics. Participants discover how underlying motives and subconscious behavior influence decision-making, collaboration, and success.
With practical insights and strategic tools, An helps professionals to:
• Anticipate behavior more effectively and make better choices.
• Create space for growth, clarity, and healthier collaboration.
• Turn recurring blockages into opportunities for lasting change.
This session blends reflection with directly applicable techniques—essential for leaders and professionals who want to elevate team performance and strengthen the behavioral foundation of their organization.
How do you respond effectively when tension rises, resistance takes over, or intimidation and aggression begin to shape the situation?
In this powerful keynote, An Gaiser teaches how to remain calm, clear, and professional, even in the most challenging circumstances. She shares practical techniques and field-tested insights that help you recognize and redirect resistance, see through intimidation strategies, and safely de-escalate aggressive behavior.
Drawing on her experience as a forensic behavioral analyst and expert in complex interactions, An provides tools that enable you to:
• Act with confidence in high-pressure situations,
• Recognize emotional triggers, both in yourself and in others,
• Maintain a strong, composed professional presence that signals stability and control.
This keynote is essential for professionals who work in high-stress or risk-sensitive environments, including law enforcement, youth protection, municipal and social services, journalists, frontline workers, and leaders.
Whether you are dealing with a difficult client, a workplace escalation, or tense field interactions, these insights help you respond with clarity, steadiness, and authority.
How do you reveal the real story? And how do you structure conversations that not only inform, but also expose what truly matters?
In this unique keynote, An Gaiser offers an exclusive look into the world of investigative interviewing. She guides audiences through a methodology that blends scientific precision with real-world operational experience. You will discover how advanced interviewing techniques enable you to extract deeper insights from conversation, especially when situations are complex, sensitive, or high stakes.
This session combines sharp behavioral analysis with practical, directly applicable tools. Whether you conduct conversations in a boardroom, an interrogation room, or during conflict mediation, the principles of investigative interviewing are a genuine game changer.
What happens to our brain when conversations overflow with information, emotion, and power dynamics? In her keynote Flooding the Zone, An Gaiser demonstrates how behavioral strategies can hijack our thinking, and how to regain control when the pressure rises.
Through a sharp behavioral analysis of the Oval Office conversation between Trump and Zelensky, she reveals how influence operates in real time. This session is not about politics, but about the underlying mechanics of human behavior: recognition, self-awareness, and practical tools you can apply immediately.
Ideal for leaders, cybersecurity teams, and professionals who need to communicate with clarity and strength under pressure.
Psychological safety rises and falls long before anyone speaks. In every organization, there are moments when tension shows up in subtle shifts: changes in breathing, micro-pauses, withdrawal, or controlled stillness.
These signals determine whether people speak up, cooperate, shut down, or move into self-protection.
In this keynote, forensic behavioral analyst and investigative interviewer
An Gaiser shows how underlying tension, discomfort, and action readiness can be recognized early through nonverbal behavior. Not as a set of tricks, but as a professional skill that enables leaders and teams to detect risk, create safety, and guide conversations under pressure.
Participants learn how tension operates in the body, why people sometimes stay silent while noticing everything, and which micro-interventions create space for clarity, collaboration, and better decision-making.
This keynote is directly applicable to leadership, HR, government teams, compliance, healthcare, and anyone working in environments where communication is high-stakes and emotions run under the surface.
Outcome: sharper behavioral awareness, stronger conversations under pressure, and an organization that recognizes emerging problems early, so it can act before issues escalate.
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‘I really value the way she can put her extensive knowledge across and engage her audience.’
Rated 4.4 out of 5 stars.
‘An’s keynotes are substantive, innovative, and strong but made practical.’
Rated 5.0 out of 5 stars.
‘She is a natural speaker, very engaging and an incredible and unique content expert.’
Rated 4.7 out of 5 stars.
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