© 2016 International Journal of Educational and Psychological Researches | Published by Wolters Kluwer - Medknow 150 Effectiveness of group training of psychological capital on happiness due to the moderating effect of social relationships Nahid Abaei Niyasar, Hamid Atashpuor Department of Psychology, Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran Introducion Psychological capital is comprised of four components: Perceptual‑cognitive of hope, optimism, self‑efficacy, and resiliency that in an interconnected system strengthening each other and retrofitting each individual against stressful situations. We will be happy, if we can be ourselves. None of us will never have the full perfection of knowledge but the closer we get to it, we would have a better life. Carol Reef identifies six dimensions of happy life: Self‑acceptance, positive relations, purpose of life, personal growth and development, environmental dominance, autonomy. Alan Waterman says that, when we work, we reveal our capabilities, the growth of identity goes with the greatest success, and this is when there is a balance between the potential and challenges of the task, we feel we move toward our goals and breeding capability, we would like to invest a lot of effort, we think that the activities are important. They found that people who participate in such activities, they feel alive, engaged, perfection of the moment and being honest with themselves. The waterman calls these feeling as the personal expressiveness of happiness. Researchers have found that the happiness can be increased in individuals, and this is possible ABSTRACT Aim: The aim of the present study is to investigate the effectiveness of group training of psychological capital on happiness due to the moderating effect of social relationships. Methods: Research method was semi‑experimental with the control group. The sample was vulnerable women in the city Khomeini Shahr.Among them, 15 women were selected as a control group and 15 women in the experimental group.The sampling was cluster random. Fifteen sessions of group psychological capital were conducted for the experimental group. Pretest and posttest was performed by Psychological Capital Questionnaire 24 questions, statistics of CFI, RMSEA are respectively 0/97 and 0/08, in the model and also the reliability of the questionnaire obtained 0/85. Oxford happiness, 29 questions, the correlation between the oral hygiene index with the Beck’s depression inventory and the scale and Eysenck Personality Questionnaire was respectively 48/0, 45/0 and 39/0. Cronbach’s alpha for the inventory was equal to 0/91 and adult attachment, 18 questions, in Iran using the test‑retest reliability and the correlation between the two performances show that the test is reliable in the level of 0/95. The data were analyzed using analysis of covariance. Result: The results showed that the Group training of psychological capital has a positive impact on happiness and increases happiness in both groups with high and low social relations. Conclusions: The results showed that increasing of psychological capital increase happiness and increase the quality of life and reduced social and psychological injuries. Key words: Group training, psychological capital, social relations, stress, women Address for Correspondence: Dr. Hamid Atashpuor, Department of Psychology, Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran. E‑mail: hamidatashpour@gmail.com Original Article Access this article online Quick Response Code: Website: www.ijeprjournal.org DOI: 10.4103/2395-2296.183536 How to cite this article: Niyasar NA, Atashpuor H. Effectiveness of group training of psychological capital on happiness due to the moderating effect of social relationships. Int J Educ Psychol Res 2016;2:150-3. This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as the author is credited and the new creations are licensed under the identical terms. For reprints contact: reprints@medknow.com [Downloaded free from http://www.ijeprjournal.org on Saturday, October 15, 2016, IP: 188.158.187.198]