ACMEOLOGICAL APPROACH IN THE STUDY OF THE PROBLEM OF PROFESSIONAL SELF-IMPROVEMENT OF A TEACHER OF A HIGHER EDUCATION INSTITUTION 10.34142//2708-4809.SIUTY.2022.23 The professional self-improvement of a teacher is defined as the ability of an individual to overcome stereotypes and restructure his or her own thinking and professional activity, to reach new heights of self-development. The [...]