This paper studies the problem of overcoming performance anxiety, which, to one degree or another, every musician faces throughout his educational and professional activities. The success of his professional self-realization in the modern socio-cultural space will depend on what productive ways aimed at eliminating negative manifestations of performance anxiety as an integral part of musical performance and gaining organic stage freedom will be found by the future vocalist. The performing activity of a musician can be characterized as an extremely tense, responsible, complex, stressful process. The problem of the relationship between the personality of a musician and his ability to evoke a state of stage freedom during a performance is one of the most interesting topics for research, but at the same time, one of the most difficult to solve. A theoretical analysis of the literature on the problem considered in the paper, the study of the basic practical pedagogical principles of the development of the state of stage freedom in the professional training of a modern vocalist served as the basis for revealing the specifics of the interaction between a teacher and a student on the basis of joint work on the formation of professional and spiritual qualities of a modern vocalist. Based on the analysis of the historical practice of psychophysical trainings, in particular, some ancient Eastern practices; continuity and specificity of the methods, techniques and exercises of the Russian theater school, the paper identifies effective ways of forming the professional qualities of a vocalist's personality, in particular, stage freedom.

This article examines the issues of mentoring support for management personnel on the example of some foreign countries. The possibility of the influence of mentoring on the increase of the professional competence of the head of the organization is studied. Various forms, methods, models, types, strategies used in foreign practice of mentoring are presented.

The article gives approaches to information education environment designing, which provide education professional managers training of capital educational organizations. The authors describe the principles of information education environment designing and its main components such as information education resources, means of communication and educational technologies (including mentoring).

The article deals with the issues of open resources developments in the frames of training of professional managers in educational sphere. The possibilities of MOOC prospects as distant learning technology for adult further education are studied. Existing foreign and Russian open courses and platforms are analyzed and their characteristics are given.