In a superb or a nasty temper, centered or distracted, in dire or no want: our inside states immediately affect our perceptions and decision-making. Whereas the position of motivation on the efficiency of behavioral duties has been recognized for greater than a century — due to the work of psychologists Robert Yerkes and John Dilligham Dodson — its exact impact on the mind stays unclear. A staff has now revealed how motivation alters the neural circuits chargeable for sensory notion previous decision-making in mice.