Jeffrey S. Cross is a Professor in the Department of Transdisciplinary Science and Engineering at the Institute of Science Tokyo, Japan. His research spans educational technology, artificial intelligence in education, environmental and energy technologies, biochar, biomass utilization, and sustainable engineering. He has extensive experience in interdisciplinary research, international education, and the supervision of undergraduate and graduate students. Before entering academia, he worked at Fujitsu Laboratories on ferroelectric memory (FeRAM) materials, device integration, and reliability. His current interests include the application of AI and digital technologies to teaching and learning, sustainability-oriented research, and the development of international collaborative education and research programs.