Background: Within the current health care system, leadership is considered important for physicians. leadership is mostly self-taught, through observing and practicing. Does the practice environment offer residents enough opportunities to observe the supervisor leadership behaviours they have to learn? In the current study we investigate which leadership behaviours residents observe throughout their training, which behaviours supervisors report to display and whether residents and supervisors have a need for more formal training.Methods: We performed two questionnaire studies. Study 1: Residents (n = 117) answered questions about the extent to which they observed four basic and observable Situational Leadership behaviours in their supervis...