• Bachelor of Science, Korean Medicine, Kyunghee University
• Master of Science, Korean Medicine, Kyunghee University
• Doctoral Program in Korean Medicine, Kyunghee University
• Resident at Dongseo Hanbang Medical Center
• Director of Disc Center at Dongseo Hanbang Medical Center
• Professor at Five Branches University, Traditional Chinese Medicine
• Professor at Univ. of East-West Medicine
• Director at Yale Acupuncture & Herbs, Korea (1993 - 2009)
• Director at Yale Acupuncture & Herbs, US (2009 - Present)
