1. ISAPS Tokyo 2013, Faculty : Strategy of Facial Rejuvenation for East Asian

2. ISAPS meeting 2014, Brazil, Faculty : Moderator, Periorbital area I.

3. ISAPS  Japan  2016, Faculty : Classification of Nasal Contracture – Morphology and Histology / Intraoral Malaplaty with Endoscopic Forehead Lift and Midface Lift

Instruction course lecture on the 50th anniversary symposium of the Korean Society for Plastic & Reconstructive Surgeons. 2016

- Topic: Malarplasty and Cheek Drooping

Invitational lecture at the 59th ISAPS Japan. 2016

- Topic: Intreoralmalarplasty with subperiosteal endoscopic forehead and midface lifting

- Topic: Classification of Nasal Contracture : Morphology and Histology

ISAPS Symposium in Korea – Presentation on Neurophysiology of non - incision ptosis correction & Refinement of medial epicanthoplasty. 2016

Invitational lecture & presentation for the Korean Society for Aesthetic Plastic Surgery. 2016

Facial Contouring Surgery Using 3D Simulation and 3D Printing Technology

Volume Augmentation in the Lower Eyelid and Cheek Areas, 2015.

Aesthethic Meeting at the palais de congress de Montreal, Quebec, Canada. 2015

Intreoralmalarplasty with subperiosteal endoscopic forehead and midface lifting

Subclinical Ptosis Correction: Incision, Partial Incision, and Nonincision: The Formation of the Double Fold, 2015.

Seminars in Plastic Surgery 165p ~ 235p ISSN 1535-2188 E-ISSN 1536-0067

The Evolution of Looks and Expectations of Asian Eyelid and Eye Appearance, 2015.