From the theory of the processing information, the practice of team sports, distinguished by quick and precise adjustment, in deficit of time, to a dynamical environment and fickle, require of\u00a0 the players a series of capacities about perception, decision, and execution processes, which ones we understand as determinant factors of\u00a0 sports performance. In those sports activities where there develop motor skills of open character, an important cognitive implication is needed on the part of the player who analyzes the diverse situations of game and gets in himself to a continuous process of making decisions, where he will choose the actions that, from his point of view, can offer him more guarantees of success. The investigation that we present intends to study the cognitive processes involved in decision making of the basketball player in ball possession, we have employed for it, a qualitative methodology of \u201c stimulation of the recollection \u201d, based in the situations filmed of reduced game, for their later projection and analysis by means of an interview, with the aim to accede to his thought during decision making process<\/p>\n\n