Shifting from a traditional lecture-based teaching approach to a student-centred approach, such as Problem-Based Learning (PBL), demands significant changes in Higher Educational Institutions (HEIs). It requires changes for teachers, students, institutional management, and even the physical learning environment. Once a university is not designed…

When problem based learning occurs in a social context it is open to a common social behaviour, scrounging. In the animal behaviour literature, scroungers do not attempt to find resources themselves but rather exploit resources found by other group members (referred to as producers). We know from studies of animal behaviour (including humans) that…