In this investigation the effect of a reward system on the internal motivation to play sports is measured in the hostel of Tactus Drug Rehabilitation. The investigation arised from a disappointing attendance at the sports. In the theoretical background several theories and studies are discussed. One …

1e alinea column: 'Der Horizont vieler Menschen ist ein Kreis mit Radius Null - und das nennen sie ihren Standpunkt,' A. Einstein. De verandering: Internet verandert heel veel: de richting waarin bedrijven zich ontwikkelen, maatschappelijke fundamenten, het persoonlijk perspectief en bijvoorbeeld ook …

In an anonymous 4-person economic game, participants contributed more money to a common project (i.e., cooperated) when required to decide quickly than when forced to delay their decision (Rand, Greene & Nowak, 2012), a pattern consistent with the social heuristics hypothesis proposed by Rand and colleagues. …