Dr Yiyu Cai is an Associate Professor with the School of Mechanical & Aerospace Engineering, Nanyang Technological University (NTU), Singapore. He received multi-disciplinary trainings in Mathematics (BSc), Computer Graphics and Computer-aided Geometric Design (MSc), and Mechanical Engineering (Ph D). In NTU, he teaches Computer Graphics, Virtual Reality, Visualization, Computer-aided Design and Manufacturing, Computational Biology, etc. Dr Cai has over 20 year research experience developing 3D technology and applications in engineering, medicine, and education. His research has been supported by both public and private sectors. He has published over 150 papers in peer-reviewed international journals and conferences. He has also edited five books or journal special issues. He is associate editor for the journal Simulation and Gaming, and sits on editorial boards of several international journals. Part of his innovative and interdisciplinary research was or is being exhibited in Singapore Art Museum, Singapore Science Centre, and China National Science and Technology Museum. Dr Cai has co-organised many major international or regional conferences and has been a keynote speaker or invited speaker for several international conferences. He has co-invented five patents, granted or pending approval. He was a former co-President of the International Simulation and Gaming Association.