Objectives:
The aim of the prepared text is to present the issue of teacher professionalism as an important pedagogical category.

Material and methods:
The method of analysing the literature was used, which contains typical but also characteristic terms. As a result of analytical exploration, not only the understanding of the word professionalism itself was reflected, but also reference was made to several selected theoretical concepts showing its features, dimensions, teacher's properties, obtaining qualifications conducive to acquiring knowledge and experience, which constitute a source of information entitling the teacher to acquire professionalism, so that she/ he can cope with the tasks and activities he undertakes in educational institutions.

Results:
The text emphasizes and considers the complex professional status of a teacher, which requires not only specialized preparation, but also continuous training to meet the duties and (un)usual situations of the contemporary educational reality, in which the entrusted duties should be carried out as professionally and effectively as possible.

Conclusions:
A modern teacher undertakes, to varying degrees, reflection on her/his chosen profession, the value of which and specific standards change depending on conditions and time.