The current study aimed to test the validity of an extended theory of planned behavior model (TPB; Ajzen, 1991), incorporating additional self and social influences, for predicting adolescent moderate-to-vigorous physical activity. Participants (N = 423) completed an initial questionnaire that assessed the standard TPB constructs of attitude, subjective norm, and perceived behavioral control, a...

since iranian society is passing from the traditional identity to the modern identity, the present study, using social interpretivism, studies the challenges that youth deal with in everyday life in terms of identity. using the qualitative and the interview technique, we have tried to achieve a grounded theory.  based on theoretical sampling and the standard of theorical saturation, 28 young pe...

Social identity theory typically emphasizes how low status group members resist and challenge imputations of inferiority (Tajfel & Turner, 1979), whereas system justification theory emphasizes the tendency to accept and justify status hierarchies ( Jost & Banaji, 1994). On the theoretical assumption that responses to ingroup inferiority would vary according to individual differences in social d...

Eudaimonistic identity theory posits a link between activity and identity, where a self-defining activity promotes the strength of a person's identity. An activity engaged in with high enjoyment, full involvement, and high concentration can facilitate the subjective experience of flow. In the present paper, we hypothesized in accordance with the theory of psychological selection that beyond the...

PURPOSE This study examines global social networks-including friendship, support, and acquaintance networks-of lesbian, gay, bisexual, and transgender (LGBT) older adults. DESIGN AND METHODS Utilizing data from a large community-based study, we employ multiple regression analyses to examine correlates of social network size and diversity. RESULTS Controlling for background characteristics, ...

1. What are Large Groups and How Can We Study Them? 2. A Typology of Large Groups 2.1. Crowds 2.2. Gatherings: Audiences, Queues 2.3. Mobs: Aggressive Mobs, Panic Mobs 2.4. Collective Movements 2.4.1. Fads and Fashions 2.4.2. Rumors and Mass Hysteria 2.4.3. Social Movements 3. Historical Approaches to Large Groups 4. Modern Theoretical Approaches to Large Groups 4.1. Convergence Theory 4.2. Dei...

cars are one of the most important symbols of modern technology which contain various social and cultural messages about concepts like gender, ethnicity, age, social class, etc. and are interpreted differently based on the needs and motivations of users. since the main aim of this research is having a deep look at use of cars among female drivers, we will first take a look at the conceptual rel...