Ho Won Jang is an Associate Professor of the Department of Materials Science and Engineering in Seoul National University. He earned his Ph.D. from the Department of Materials Science and Engineering in Pohang University of Science and Technology (POSTECH) in 2004. He worked as a Research Associate at University of Madison-Wisconsin from 2006 to 2009. Before he joined Seoul National University in 2012, he worked in Korea Institute of Science and Technology (KIST) as a Senior Research Scientist. He received Graduate Student Award in 2003 MRS Fall Meeting, Outstanding Poster Award in 2010 MRS Spring Meeting, Young Ceramist Award from Korean Ceramic Society in 2014, and Shinyang Academic Award from the College of Engineering of Seoul National University in 2016. He is a member of Young Korea Academy Science and Technology and an Editor of the journal Electronic Materials Letters. His research interests include material synthesis and device fabrication for solar water splitting cells, chemical sensors, memristors, plasmonics, and metal-insulator transition. He has published about 240 papers in international refereed journals.