Examining the effects of different factors considering the psychological dimension of foreign language education, motivation of foreign language learning, anxiety, autonomy in learning, risk taking; the role of the teacher in supporting language teaching with reference to the relationship between affective factors and success; discussing ways of preventing negative factors; examining the steps of individual research; discussing how teachers can carry out self-study for their professional development. Examining the effects of different factors considering the psychological dimension of foreign language education, motivation of foreign language learning, anxiety, autonomy in learning, risk taking; the role of the teacher in supporting language teaching with reference to the relationship between affective factors and success; discussing ways of preventing negative factors; examining the steps of individual research; discussing how teachers can carry out self-study for their professional development.