The aim of this article was to describe the attention functioning of twenty-two truck drivers and its relationship with amphetamine use. Those drivers who reported using amphetamines in the twelve months previous to the interview had the best performance in a test evaluating sustained attention functioning. Although amphetamine use may initially seem advantageous to the drivers, it may actually impair safe driving. The findings suggest the importance of monitoring the laws regarding amphetamine use in this country.

This paper introduces concept and typology to teamwork as well as criteria to identify types of teams. The concept and the typology were developed based on the literature and research on multi-professional work in healthcare, based in the theory of studies on work process in healthcare and in the theory of communicative action. According to this theoretical proposition, teamwork is a form of collective work characterized by a reciprocal relationship between technical interventions and the interaction of agents. The proposed […]