Ozren Despic is Lecturer in Management Science at Aston Business School. He received his PhD in Industrial Engineering from the University of Toronto, Canada. His research interest is in the area of mathematical modelling and decision making. In particular, his focus is on developing and constructing geometric DEA based mathematicl models for their use in performance measurement and managerial decision making. He is also actively helping various SMEs in optimasing their operational and marketing activities. Ozren has a great amount of international experience, having lived, studied and worked in many different countries over the past 20 years. He is a devoted teacher and he brings his consulting work directly to the classroom.