"Literature abounds with examples of various methods serving detection of deception in testimonies. They can be divided both according to the methods used depending on the tactics of witness interrogation (Gruza, 2009) and the psychological model of analysing testimony veracity (Marten, 2012). Functioning currently is also a division of methods of detecting deception based on the channel of communication analysed (Vrij, 2008): methods based on the analysis of the so-called non-verbal and vocal detection of deception (DePaulo et al., 2003), methods based on psychophysiological analyses (polygraph, EEG, fMRI, and thermography examinations), and methods that analyse the contents of the testimony (e.g. Content Based Criteria Analysis – CBCA, Steller, Köhnken, 1989; Reality Monitoring – RM, Sporer, 2004; Aberdeen Report Judgement Scale – ARJS, Sporer, Breuer, 2009). The last set of tools seems to be most interesting for the potential of an extensive application in judiciary practice, and relative easiness and low cost of application, coupled with powerful theoretical grounds (Wojciechowski, 2012). "(...)