摘要:AbstractThe aim of the study was to describe changes in the prevalence of teacher multi-targeted workplace bullying in Estonia by means of a repeated cross-sectional design comparing two studies conducted 10 years apart. A comparison was conducted between participants from teachers’ self reports (n=573) in 2003 and those of (n=564) in 2013. The findings show a substantial increase during ten years in the prevalence of teacher targeted bullying in the teacher-pupil, teacher-teacher, teacher-school administrative staff, teacher-school maintenance staff, and teacher-parent relationships across different categories of victimization: Threat to professional status, threat to personal standing, isolation, and physical aggression.