Dr Ji Ho Ahn serves as an Adjunct Professor at Seoul National University, South Korea's premier medical institution, where he trained at their specialist Dental Hospital.
Dr Kim Geun-il is a Ministry of Health and Welfare Specialist at 365 Seoul OneTop Dental Clinic. He is a certified member of the Korean Academy of Periodontology.
Professor Jeongwon Youn uses gum surgery and laser treatments to manage periodontitis at Yonsei JW Dental Clinic. She holds a PhD from Yonsei University – one of South Korea's top medical institutions.
Dr Kwon Jae-won graduated with honours from Seoul National University, South Korea's top-ranked dental school. He is dually certified by the Ministry of Health and Welfare in integrated and implant dentistry.