 In public health, the use of the term field research refers to epidemiology or the study of epidemics through the gathering of data about the epidemic (such as the pathogen and vector(s) as well as social or sexual contacts, depending upon the situation).Mintzberg played a crucial role in the popularization of field research in management.The tremendous amount of work that Mintzberg put into the findings earned him the title of leader of a new school of management, the descriptive school, as opposed to the prescriptive and normative schools that preceded his work.