Effectiveness of acceptance and commitment on bullying and irritability in preschool students in Mashhad

The present study investigated the effectiveness of acceptance and commitment based therapy on bullying and irritability of preschool students in Mashhad. The present study was conducted using a pre-test-post-test design with a control group. In the present study, the statistical population included all preschool students in Mashhad in the academic year of 2019-2020. In the present study, considering all preschool students in Mashhad in the 2019- 2020 academic year; Samples (30 people) are available by sampling; They were selected from the statistical population and were divided into two groups of experimental (n = 15) and control (n = 15). The experimental group underwent group therapy based on acceptance and commitment during 6 sessions. Bass and Plumine (1984) and Illinois (2001) bullying questionnaires were used in pre-test and post-test. Data were analyzed using analysis of covariance and SPSS-22 software was used in all statistical analyzes of this study. The results showed that the experimental group had a significant decrease in the score of irritability and bullying after receiving treatment based on acceptance and commitment. Therefore, it can be concluded that acceptance and commitment-based therapy is effective on irritability and bullying of preschool students.