Dr. EL Zein, Director General of Governance and Sustainability Center, at (UBT), Jeddah, Saudi Arabia. She held many positions such as Dean of Scientific Research at UBT, research scientist at KAUST, faculty member at Dar AL Hekma University and associate researcher at IEMN, France. She is currently the vice president of the Global Council for Tolerance and Peace for scientific and academic affairs. Her research interest is currently in Energy Conversion and Energy Storage. The main objective of Dr. El Zein research is to develop an eco- green Solar Cells with high efficiency and long durability. In addition, she is exploring new materials such as kesterite, perovskite, and protein to be used as a light absorber for Solid State Sensitized Solar Cells. She is also exploring Printed Metal Oxide Batteries. She has a textbook entitled "Nanostructured materials for Photovoltaic applications" and she has many publications in this field. Additionally, she published in many international journals and has one patent filed in the USA related to materials for Solar Cells. Dr. El Zein is a grand Judge reviewer and examiner in many international associations and a renowned guest speaker at many international conferences on renewable energy and nanotechnology. She is a reviewer for many inter- national, peer-reviewed journals, the chair or co-chair and on committees of different international conferences. Dr. El Zein is a senior member of IEEE, member of ACS, MRS, SPIE, ECS, IET, AUTM, AAAS, AASBC, ECS and Lebanese Engineering Syndicate. Dr. Basma graduated from the University of Lille, France with a Ph.D. in Nanotechnology Engineering with High Distinction for her research Zinc Oxide Nanostructures for Photovoltaic Applications. Her master's degree was from the Lebanese University, Lebanon in the field of Electrical and Electronics Engineering with Distinction. Dr. El Zein was acknowledged for her remarkable contribution to the field of research, teaching, community service, and industry in Saudi Arabia, and she was granted 2 funded research for her research on Nanomaterials for 3rd generation Solar Cells in 2013 and 2014.