Rattapon Thuangtong, MD, Assistant Professor, Head of Division of Hair Disorders and Hair Transplantation, Department of Dermatology, Faculty of Medicine Siriraj Hospital, Mahidol University, Thailand 1999 Board of Internal Medicine, 1999-2003 Board of Dermatology, 2003-2008 Dermatology Fellowship, University of California at Los Angeles, USA(Hair transplantation, Hair transplantation for Gene therapy, Bioluminescence)2009 Dermatology Fellowship, University of Pennsylvania, USA (Hair disorders, Laser-Cosmetic dermatology)