South Korean author, CEO of Gongshin.com, a private academy which provides lectures on how to study, English vocabulary, English reading, and English grammar. In 2006, he founded the educational volunteer club ‘Gongshin’ while attending the Department of Mechanical Engineering and Mechanical Aerospace Engineering at Seoul National University. He started a separate social venture, the God of Study, at the same time as he graduated from college during club activities. The educational volunteer club is currently licensed as a non-profit private organization in Seoul. Since then, he has been mentoring and giving lectures at front-line schools and youth organizations. He is also a YouTuber.
(Source: Wikipedia)