Abstract Background Occupational Burnout is one of the greatest challenges affecting the labour markets today. It is mainly caused by prolonged stress exposure due to the psychosocial work environment and is nowadays the fastest growing cause of long-term sick leave in Sweden. It therefor affects both the society, organisation and individual. It is thus a managerial concern to manage and structure the organisations in a sustainable way that maximises the use of human resources, rather than burning them out. Purpose The aim of the thesis is to investigate the high level of sick-leave or burnout due to organisational and managerial factors in the Swedish educational sector, by focusing on the role leadership, organisational and psychosocia...