This chapter describes a study in which student, teacher and class characteristics• were associated with students’ perceptions of their teachers' interpersonal behaviour. Using the Questionnaire on Teacher Interaction (QTI). two important dimensions of teacher interpersonal behaviour were investigated: influence (dominance vs. submission) and proximity (cooperation vs. opposition). Earlier work with the QTI in the USA and the Netherlands has shown that, in those countries, several factors affect students' perceptions of their teachers. These factors include student and teacher gender, student and teacher ethnic background, student age, teacher experience, class size, student achievement and subject. It has been found that each of these vari...