فرهاد تنهای رشوانلو

Purpose: The present study aimed to investigate the mediating role of social isolation and psychological distress in the relationship between belonging and life satisfaction among university students. Methodology: In a correlational design, 200 undergraduate students from Ferdowsi University of Mashhad were selected via multi-stage sampling method. Data collection was carried out by measurments, including sense of belonging instrument (Hagerty, & Patusky, 1995), need to belong scale (Kelly,1999), schema questionnaire (Young, 1998), depression, anxiety, stress scale (Lovibond, & Lovibond,1995), psychological distress scale (Kessler et al., 2002) and satisfaction with life scale (Diener, et al., 1985). Data analysis was conducted using pearson correlation coefficient and path analysis. Findings: The results indicated that the sense of belonging and the need to belong were related to social isolation. Additionally, the mediating role of social isolation and psychological distress in the relationship between nelonging and life satisfaction was confirmed (P <0.01). The fit indices confirmed the goodness of fit of the stated model. Also, psychological distress was significantly related to life satifaction. Conclusion: These results highlight the importance of laying the groundwork for students' life satisfaction, which requires the implentation of effective interventions and programs to strengthen sense of belonging and, followed by the reduction of social isolation and psychological distress. The limitations of this study and the future directions will be discussed.

Purpose: This study aimed to investigate the critical determinants of perceived well-being in friendship relationships during emerging adulthood. Methodology: A sample of 726 undergraduate students at Ferdowsi University of Mashhad was selected during the Fall semester of 2021-2022 through the convenience sampling method.They completed the Interpersonal Behaviors Questionnaire (IBQ; Rocchi et al., 2017), the Compassionate and Self-image Goals Scale (CSIGS; Crocker & Canevello, 2008), the Basic Need Satisfaction in Relationships Scale (BNS-RS; La Guardia et al., 2000), the Interpersonal Needs Questionnaire (INQ-10; Bryan., 2011), the Friendship Self-Regulation Questionnaire (SRQ-F; Ryan & Connell, 1989), Interpersonal Behaviors Questionnaire-Self (IBQ-self; Rocchi et al., 2017), the State Level Subjective Vitality Scale (SVS-SL; Ryan & Frederick, 1997), the Perceived Relationship Quality Component (PRQC; Fletcher et al., 2000), and the The Basic Empathy Scale (BES; Jolliffe & Farrington, 2006). Data analysis was conducted using Partial Least Squares Structural Equation Modeling. All statistical analyses were conducted using SPSS.25, AMOS.24, and SmartPLS 3.3.3. Findings: The perceived support of basic psychological needs by friends (β=.204), the perceived thwarting of basic psychological needs by friends (β=-.147), the goal in friendship relationships (β=.234), the satisfied basic psychological needs (β=.124), the frustrated psychological needs (β=-.116), and the friendship self-regulation (β= .023) had significant indirect effects on perceived well-being in friendship relationships (p<0.05). Conclusion: The findings demonstrate that self-determination theory provides a coherent framework for explaining perceived well-being in friendships.