BULGARIAN HISTORICAL REVIEW-REVUE BULGARE D HISTOIRE, cilt.2020, sa.1-2, ss.222-244, 2020 (AHCI)
Education is the system that allows countries to look forward to the future in a strong, confident, and hopeful way. Teachers are the practitioners of education and teaching is a skill, a competence, moreover, it is a kind of art. Giving good education at schools, the success of the society in a country can be promoted with qualified teachers. Teacher training institutions play an important role in the education of well-equipped teachers. For this reason, by 2000s, many countries have focused on educational research, and the key of this research has become "more qualified teachers for better education".