Junhee Choi is a doctoral degree-seeking student at the Seoul National University majoring in biomedical engineering. He has also been working at the medical device usability testing center for 3 years, conducting usability tests of many kinds of medical devices. He received a bachelor's degree in biomedical engineering from the University of Minnesota and a master's degree in the same major from Seoul National University. His research interest resides in usability engineering in the development of medical devices and human factors in healthcare systems.