Aldert Vrij

Centre for Research and Evidence on Security Threats

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Professor of Applied Social Psychology, University of Portsmouth

Aldert Vrij is Professor of Applied Social Psychology, University of Portsmouth (UK). His main research interest is deception.

CREST outputs

Aldert Vrij, Ronald P. Fisher

Which Lie Detection Tools are Ready for Use?

Aldert Vrij (University of Portsmouth, UK) and Ronald Fisher (Florida International University, USA) describe some of the techniques used in investigative interviews and discuss whether they are ready for use in the real world.

The unexpected questions technique

The model statement technique

Liars struggle to provide checkable details