After studying medicine and receiving clinical training in Severance Hospital, he developed his career in Medical Ethics by obtaining Masters and PhD degree from Yonsei University in 2005 and 2010, respectively. After working as a Research Associate at the Catholic Medical School, Seoul, Korea in 2007 - 2010, he moved to work as a senior research fellow at the Biomedcal Ethic Policy Research Institute in 2010-2011. He became an assistant professor at Yonsei in 2012. He published in numerous journals and authored books and editorials on the topic of Medical Ethics in Korea.