This study aims to 1) determine how high self-efficacy is in students of the Public Education Study Program, Class of 2022 and 2023, FKIP at the University of Riau 2) determine how high interpersonal communication is in students of the Public Education Study Program, Class of 2022 and 2023, FKIP at the University of Riau 3) determine the effect of self-efficacy on interpersonal communicatio…