Complex sentence: Accessed on 3 March 2012 a visiting professor at the Academia Koreana, Keimyung University (2005-2007), and in 2008 joined the faculty of Seoul National University as a fellow at the Kyujanggak Institute for Korean Studies.
Split into simpler sentences: Accessed on 3 March 2012, and then a visiting professor at the Academia Koreana, Keimyung University from 2005 to 2007. In 2008, he joined the faculty of Seoul National University as a fellow at the Kyujanggak Institute for Korean Studies.