The motivation for discussing the topic of social maladjustment was, most of all, the wish to find as many reasons for this phenomenon as possible. The author also wanted to find out who and why is the most prone to and at risk of maladjustment and why some persons are less immune to harmful influences of the environment than others. The key topic of this thesis is to establish the conditions responsible for the occurrence of social maladjustment and its risk among the students of classes II and III of junior high school.