Prof. Christophe Ballif is director of the Photovoltaics and Thin-Film Electronics Laboratory @ EPFL and of the PV-Center@CSEM, Neuchâtel, which specializes in industrial research and technology transfer along the value chain of photovoltaics. Christophe and his teams at EPFL and CSEM have contributed to numerous innovations, products and start-up in the field of photovoltaics (PV) and collaborate with close to 40 companies in Switzerland and worldwide. His current research and industrialization interests include materials and manufacturing processes for PV, high-efficiency crystalline and perovskite solar cells, module technology and reliability, specialty PV products for building integration or mobility , as well as all aspects linked to storage and management of energy systems. He is author or co-author of more than 560 scientific papers and of numerous patents. In 2016, he received the prestigious Becquerel award for his contribution to the field of Photovoltaics and he is an elected member of the Swiss Academy of Engineering Sciences.