Wonsuk Choi received the B.S. degree in biomedical engineering from Gachon University, Incheon, South Korea, in 2014, and the M.S. degree in interdisciplinary program of integrated biotechnology from Sogang University, Seoul, South Korea, in 2016. He is currently pursuing the Ph.D. degree with the Department of Biomedical Engineering, Korea University, Seoul. Since 2013, he has been working as a Researcher with the Center for Bionics, Korea Institute of Science and Technology (KIST), Seoul. His current research interests include the development of implantable MEMS devices, such as a polymer-based neural electrode and a bidirectional peripheral nerve interface.