the aim of this study was to investigate the effect of positive normative feedback on acquisition and retention of throwing skill. the method was quasi-experimental and the population consisted of the 5th grade elementary female students. 60 students were randomly selected from the population and were randomly assigned to four different groups: normative task-orientation, non-normative task-ori...

On online social networks (OSNs) such as Facebook and Twitter, the massive selfdisclosure has attracted the attention of both academic researchers and marketers. Despite of the impressive scope of this phenomenon, few studies have systematically studies why people self disclose so much on OSNs; let alone what context feature or media capabilities within OSNs will influence people’s voluntary se...

introduction: nowadays, eating fast food among youth is one of the health issues in iran as well as other countries around the world, and nearly one-third of these people eat such food. this study was meant to evaluate attitudes, normative and control beliefs as well as self-efficacy of students regarding consumption of fast food among students of hamadan university of medical sciences. methods...

Consent to perform a small favor increases a respondent's susceptibility to perform a relatively large favor. This phenomenon, known as the foot-in-the-door effect, is considered to result from induced self-perception changes: the respondent comes to feel helpful for doing the small favor and complies again later out of a desire to maintain the instilled self-view. This study did not find a lin...

Interpersonal theories of self-esteem that tie self-esteem to perceptions of one s acceptability to other people suggest that self-evaluations should predict global self-esteem to the degree to which an individual believes that a particular attribute is important for social approval. In the present study, participants completed a measure of global self-esteem, rated themselves in five domains, ...

BACKGROUND AND AIM: Clinical indices that determine the need for orthodontic treatment do not provide information about the impact of malocclusion on the quality of life. The present study was carried out to assess the correlation between the aesthetic component of the Index of Orthodontic Treatment Need (IOTN) and the Child Perception Questionnaire (CPQ11-14) in determining the need for orthod...

background: the family as the basis of children’s personality has an important role in creation or prevention of tendency towards anomaly and social damages. this study performed with aimed to determine the role of fathers’ subjective norms, normative beliefs and motivation to comply in prevention of tendency children toward addictive drugs. methods: this was a descriptive cross sectional study...