Prediction of Extramarital Relationships Based on Executive Functions With the Mediatory Role of Marital Commitment

objective: the purpose of this study is to propound the structural model of executive functions and extramarital relationship with the mediating role of marital commitment. methods: the samples were selected by convenience sampling method. in experimental situation, for assessing the executive function of the participants did computerized exams, including stroop test, wisconsin test, go-no-go test, n-back test, completed commitment questionnaire of rusbult, and attitudes toward infidelity scale of whatley. the obtained data were analyzed using regression and structural equation modeling. results: executive functions, including inhibition, task switching, working memory, and commitment, directly affect the extramarital relationship through the mediation of commitment. the model has a suitable fit (average root mean square second approximation error; 0.051, goodness of fit index; 0.942, normed fit index; 0.926, and comparative fit index; 0.942). conclusion: executive functions (including inhibition, task switching, working memory), and marital commitment play an important role in extramarital relationships; therefore, they should be taken into consideration.