 He argues that knowledge forms discourses and discourses form the dominant ideological ways of thinking which govern our lives.For him, social control is maintained in 'the disciplinary society', through codes of control over sexuality and the ideas/knowledge perpetuated through social institutions.In other words, discourses and ideologies subject us to authority and turn people into 'subjected beings', who are in turn afraid of being punished if they sway from social norms.