“…), we build upon prior group and interpersonal relationship research by focusing on friendship networks within groups (Jehn & Shah, 1997;Krackhardt & Stern, 1988;Salas, et al, 1999;Shah & Jehn, 1993;Thompson, Peterson & Brodt, 1996). We define friendship as close interpersonal ties, and positive, amicable relationships (Jehn & Shah, 1997;Rawlins, 1983). Attributes of friendship include self-disclosure (revealing personal information), prosocial helping behavior (providing assistance without being asked), positive regard (providing ego enhancing information), empathetic understanding (listening and accurately interpreting each others feelings), trust, support, faithfulness and mutual respect and acceptance of individuality (Davis & Todd, 1982;Newcomb & Brady, 1982).…”