Hocheon Yoo received his B.S. degree in Electronic Engineering from Hanyang University, Seoul, South Korea, in 2014 and his Ph.D. degree from the Department of Creative IT Engineering, Pohang University of Science and Technology (POSTECH), Pohang, Republic of Korea, in 2018. In 2019, he was a Postdoctoral Researcher with the Northwestern University Materials Research Center, Evanston, IL, USA. He is currently an Associate Professor of Electronic Engineering at Gachon University, Seongnam, Republic of Korea. His current research interests include new semiconductor materials, neuromorphic devices, thin-film circuits, and sensors for healthcare and biomedical applications.