“…Studies are now addressing issues such as how to effectively introduce PBL into the traditional medical school curriculum (Eshach and Bitterman, 2003;Morris, 2003), how to resolve group dynamics problems in tutorials (Das Carlo et al, 2003), how to define what makes an effective tutor (Ravens et al, 2002), and how to address the relative lack of clarity about learning objectives (Bligh et al, 2000) and the perception that PBL is a time-consuming way to learn medicine (O'Hanlon et al, 1995).…”