This research studies the social participation of the parents of delinquent and non-delinquent teenagers on the school affairs in Tehran comparatively. Hirchie's theory of social control were accepted as research framework in the paper. The survey method were used and all the high-school students from the age of 15 to 18 in the district of 4 and 15 in Tehran were chosen. About 60 delinquent and 60 non-delinquent teenagers were selected in the research. The results show that there is a significant difference between family commitment and social norms among the teenagers. According to the Hirchies' theory. However there is no difference on the school commitment between delinquent and non-delinquent teenagers. Manuscript profile

The main objective of this study was to investigate modernism and relative deprivation in girls` tendency in the use of cosmetics. Today, among the range of young girls we have seen excessive use of cosmetics and this requirement could make industry to become more sustainable. Existing theoretical literature and previous research claim to influence modern appliances as a social pattern that has affected young people. This study was conducted to survey data collected through questionnaires. The population was all female students in Islamic Azad University of Tehran Medical Branch. The population was 800 subjects and 400 of them were selected randomly. The results indicate that there is a significant relationship between the relative deprivation of the use of cosmetics(r= 0/375) and the modernism with the use of cosmetics(r=0/53. There is a meaningful relationship between the modernists and the girls tend to use the cosmetics too. Structural equation modeling results indicated that RMSEA index was 0/058 proportion of Chi-square to the degrees of freedom (CMIN/DF) was 2/31, CFI was 0/90 and PCFI index was 0/82.Also the PNFI index in this study was 0/67 that indicated the value was acceptable. Manuscript profile