Tesis ini membahas peran trait kepribadian Openness to Experience, Conscientiousness, Extraversion, Agreeableness, dan Neuroticism serta kepuasan pernikahan dalam memprediksi sikap terhadap infidelity. Penelitian dilakukan pada 438 partisipan berusia 22-40 tahun M=31.02, SD=4.3 yang telah menikah. Pengukuran menggunakan NEO-FFI, ENRICH Marital Satisfaction Scale dan Attitudes towards Infidelity Scale menunjukkan bahwa sikap terhadap infidelity dapat diprediksi secara signifikan oleh trait Neuroticism dan Conscientiouness, serta kepuasan pernikahan dan jenis kelamin partisipan. Berdasarkan hasil tersebut, didapatkan gambaran bahwa infidelity dapat diprediksi melalui faktor demografis, intrapersonal, dan interpersonal.

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This study investigates the role of personality traits Openness to Experience, Conscientiousness, Extraversion, Agreeableness, and Neuroticism and marital satisfaction in predicting attitudes toward infidelity. The participants of the study are 438 married 22 40 years old M 31.02, SD 4.3 men and women. The result from the NEO FFI, ENRICH Marital Satisfaction Scale and Attitudes towards Infidelity Scale indicates that Conscientiousness and Neuroticism, followed by marital satisfaction and gender, are significant predictors of attitudes towards infidelity. From this result, it can be concluded that attitudes towards infidelity can be predicted by the demographic, interpersonal, and intrapersonal factors.