Detecting Deception in Movement: The Case of the Side-Step in Rugby

Sebastien Brault, Benoit Bideau, Richard Kulpa, Cathy M. Craig

Research output: Contribution to journalArticle

62 Citations (Scopus)

Abstract

Although coordinated patterns of body movement can be used to communicate action intention, they can also be used to deceive. Often known as deceptive movements, these unpredictable patterns of body movement can give a competitive advantage to an attacker when trying to outwit a defender. In this particular study, we immersed novice and expert rugby players in an interactive virtual rugby environment to understand how the dynamics of deceptive body movement influence a defending player’s decisions about how and when to act. When asked to judge final running direction, expert players who were found to tune into prospective tau-based information specified in the dynamics of ‘honest’ movement signals (Centre of Mass), performed significantly better than novices who tuned into the dynamics of ‘deceptive’ movement signals (upper trunk yaw and out-foot placement) (p
Original languageEnglish
Pages (from-to)1-13
JournalPLoS ONE
Volume7
Issue number6
DOIs
Publication statusPublished - 11 Jun 2012

Keywords

  • Deceptive movement, informational invariants, tau-coupling, rugby

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