Deal or No Deal (UK game show) not known to anyone except the adjudicator. At the start of each game one of the 22 contestants, each standing behind one of the red boxes, is selected to be the contestant for that episode. The contestants themselves do not know who is to take the seat until it is revealed at the beginning of the show. Usually, contestants will appear on around 15–25 shows before they are selected to play. The contestant then takes their box and walks to the centre of the set, taking their place at the "pound table", in what Edmonds refers to as the "crazy
Deal or No Deal on National Public Radio. This work was built upon by de Roos and Sarafidis, who analysed the Australian version of the show and determined that the risk-taking behaviour of a number of contestants would be inconsistent within each game (i.e. their aversion to risk would change), depending on the state of play and relative risk aversion of their confidant on the show. Australian "Deal or No Deal" contestants are selected "on the basis of being 'outgoing', but there is no screening of contestants on the basis of their risk preferences". It is thought that other versions may screen contestants for