Full member of the Korean Society of Aesthetic Plastic Surgery Full member of the Korean Society of Aesthetic Surgery Full member of the Korean Society for Obesity and Body Surgeon Full member of the Korean Society for Liposuction Full member of the Korean Society for Obesity Regular member of the Korean Society of Clinical Lasers Academic Director of the Korean Society of Clinical Skin Care Legal Director of the Korean Society of Laser Skin and Hair Treatment Full member of the Korean Society for Stem Cell Therapy Regular member of the Korean Society for Hair Transplantation