the current paper was to investigate the relationship between distributed leadership, organizational commitment and job satisfaction with regards to the meditating role of sense of efficacy. it is based on a quantitative method of research and middle schools teachers of tehran was the research population from which 160 teachers were selected based on cluster sampling method. data was collected ...

Background: Individuals, who spend most of their time sitting, are at 30% more risk of suffering from lumbar disc than other people. One of the causes of pain in the lumbar region is musculoskeletal disorders (MSDs). MSDs are the most common and most costly injuries in occupational, administrative, and academic environments. Therefore, the aim of this study was to investigate the relationship b...

background: postpartum depression (ppd) is a common problem after child's birth and may influence the quality of life (qol). investigation of postpartum qol and depression can be useful for better care for mothers and improvement of their well-being. objectives: the objective of this study was to assess the life quality in mothers with and without ppd. patients and methods: in a prospective stu...

the aim of this study was to model the effect of athletic identity on sport orientation in athletes participating in 11th sport olympiad of male students in iran. 400 students were selected as the sample of this study from 2130 students of population. sport orientation questionnaire (soq, gill et al., 1988, α=0.87) and the athletic identity questionnaire (cieslak, 2004, α=0.82) were used. the s...

the main purpose of this research is to investigate the role of knowledge management in the holographic organizations. in order to achieve this purpose, after reviewing research background and theoretical foundations, the research’s conceptual framework has been presented. the statistical population includes ilam medical sciences academic members. the method used is applied in terms of objectiv...

in this research, we have investigated the relationship between psychological and social factors and green consumer behavior in tehran. with a sample size of 316, we have examined 15 hypotheses. the positive significant relationship between environmental attitudes, personal norms, perceived consumer effectiveness, and social (injunctive) norms with green consumer behavior dimensions (green purc...

the aim of this research was to explain the difference in the dimensions of learning organization between federations of team and individual sports. this research was a comparative survey. the statistical population consisted of 795 fulltime employees of iran sport federations. out of 212 returned questionnaires, 158 questioners were from individual sport federations and 54 from team sport fede...