The Subject of consideration of this article is aggression as professionally caused deformation of the person of the teacher, shown in behaviour, dialogue and infringement of is professional-moral norms of pedagogical interaction. There are also the types of aggression of the person of the teacher, their generalized psychological characteristic are in the article. The knowledge of psychological features of aggression of the person of the teacher will allow to prevent destructive consequences of interaction of subjects of pedagogical process, will promote development of a pedagogical reflection, optimization of skills social perception, to promote mastering by constructive technologies of professional behaviour.