Effect of EFL Teachers’ Experience and Effectiveness on Their EFL Students’ Achievement

This study examined the effect of Iranian EFL teachers’ years of experience and their effectiveness on Iranian EFL students’ achievement. 70 EFL teachers and 60 intermediate students were selected from different English language institutes in Shiraz, Fars province. The instruments to collect data were Oxford Quick Placement Test, Demographics, and Teacher Effectiveness Questionnaire. The results were analyzed using One-way ANOVA, frequency analysis, independent samples t-test</em>, and Multiple Regression Analysis. The findings revealed teachers’ perceptions of effectiveness are related to their years of teaching experiences. It appeared that highly experienced teachers in this study perceived that their effectiveness positively influenced students’ achievement. Besides that, it is hoped that this study can also add more in-depth literature review in academia about the effect of Iranian EFL teachers’ experience and their effectiveness) organization and communication skills, pedagogical knowledge, socio-affective skills, and English proficiency) on EFL students’ achievement.