Neurosurgery requires certain personality traits to provide the best possible outcomes for patients. This stems from the fact that neurosurgery is one of the most complex forms of surgery and therefore demands a high level of skill, precision, confidence, and leadership capabilities. However, certain personalities and associated attitudes may be harmful to patients and could result in inferior outcomes. The belief that certain personality traits could result in potentially dangerous outcomes was first recognized in aviation, as ‘‘Arrogance got more pilots in trouble than faulty equipment” 1).
A measuring device for determining the present value of a quantity under observation.