“…The facilitators engaged in the PBL process as reported in the health sciences literature are professionals, including experienced students, residents, faculty, professionals from other disciplines (both nonclinical and clinical), and experts (Chng, Yew, & Schmidt, 2011;Hmelo-Silver & Barrows, 2006;McNatty, Cox, & Seifert, 2007;Ross et al, 2007; Opinions differ regarding whether the facilitator needs to be a content expert. Chng and colleagues showed that the facilitator's ability to foster social congruence within the PBL small group by providing a safe and open environment for free exchange of ideas may be more important to the success of the students than the facilitator's content knowledge (Chng et al, 2011).…”