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ABOUT

CRITICAL INSIGHTS

Helping people understand behaviour and make better decisions

Every interaction contains more information than words alone. Facial expressions, body language, voice, and behaviour can reveal valuable insights—but only when interpreted carefully and in context.​

 

Critical Insights provides evidence-based training that helps people recognise and interpret these signals more accurately. Participants learn how their own behaviour may be perceived, identify key cues in others, and approach complex interactions with greater awareness.

Critical Insights brings together behavioural science, practical experience and internationally recognised training to help individuals and organisations understand people more clearly—and make better decisions as a result.

DAVID STEPHENS

Founder and Lead Trainer

 

David Stephens leads Critical Insights and is one of Australia’s leading body language, nonverbal communication and behavioural analysis experts.

He holds postgraduate qualifications in communication, behavioural analysis and credibility assessment. He is also an Associate, Program Manager and Senior Mentor with Joe Navarro’s Body Language Academy and has served as a licensed Paul Ekman International trainer.

Before establishing Critical Insights, David worked extensively in national security and international relations. His experience included meeting with international leaders and conducting high-stakes negotiations with regional stakeholders on matters relating to national security.

This background has given David more than theoretical knowledge. He has applied behavioural observation, communication and credibility-assessment skills in complex situations where sound judgement, careful interpretation and effective communication matter.

David now delivers training throughout Australia and internationally in:

  • Body language and nonverbal communication

  • Emotional intelligence

  • Behavioural and credibility analysis

  • Negotiation

  • Leadership and ethical decision-making

  • Safety, security and de-escalation

David also works closely with former FBI special agent and internationally recognised body language expert Joe Navarro. He developed Joe Navarro’s online body language training program and mentors participants from around the world.

Through Critical Insights, David helps people move beyond assumptions, recognise what others may miss and make more informed decisions about people.

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© 2026 Critical Insights. All rights reserved.

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