Yu Sun,Member, Canadian Academy of Engineering; Professor, University of Toronto Introduction: Yu Sun is a Professor in the Department of Mechanical and Industrial Engineering, with joint appointments in the Institute of Biomaterials and Biomedical Engineering and the Department of Electrical and Computer Engineering at the University of Toronto. He is a McLean Senior Faculty Fellow at the University of Toronto and the Canada Research Chair in Micro and Nano Engineering Systems. In 2012-2013, he directed the University of Toronto Nanofabrication Center. He was elected Fellow of ASME (American Society of Mechanical Engineers), IEEE (Institute of Electrical and Electronics Engineers), and CAE (Canadian Academy of Engineering) for his work on micro-nano devices and robotic systems. His research group designs and constructs enabling micro and nanosystems (e.g., micro-nanorobotic systems and MEMS/microfluidic devices) to manipulate and characterize cells, molecules, and nanomaterials.