Over the past few days a damaging opinion poll, privately funded by Perth businessmen, came to light, showing political leadership could be in trouble. Western Australia's Premier Colin Barnett described the poll as an act of disloyalty. Yesterday, Transport Minister Dean Nalder was interviewed regarding his involvement in commissioning the poll, an accusation he denied. In this post I'm going to highlight some of the nonverbal cues that Nalder signals throughout his interview.