Promote teachers' self-awakening and self-reflection. A teacher's autobiography is a story about how an individual grows or evolves. The writing process of autobiography is a process of self-reflection. As an "educational autobiography", teachers may have the effect of "self-reflection" and "self-awakening" when telling their own stories.

Another value of showing teachers' personal practical knowledge is that it makes teachers' personal knowledge (or personalized practical knowledge) unconsciously appear in the narrative of teachers' personal life history, thus alleviating the problem of "knowing yourself".

1, environmental factors. Social psychology believes that a person's development depends largely on the social psychological environment.

2. School factors. Schools are the main places for teachers to carry out education and teaching work, and also the main positions for teachers' professional development.

3. Group factors. Teachers do not exist in isolation. They live and work in a certain group of teachers, and the influence and function of group organization on personal growth is very obvious.

4. Personal factors. Individual factors are the most direct, important and fundamental factors affecting teachers' professional development.

As professionals, teachers are constantly developing and perfecting their professional ideas, professional knowledge and professional ability, which is a process from novice teachers to expert teachers.