Dr Flapper is a member of the following professional organisations:

• Australian Society of Plastic Surgeons

• New Zealand Association of Plastic Surgeons

• Australian & New Zealand Society of Craniomaxillofacial Surgeons

• The Royal Australasian College of Surgeons

• Asian Pacific Craniofacial Association

• International Society of Craniofacial Surgery

• American Society of Plastic Surgeons

• Australasian Cleft Lip and Palate Association

• American Cleft Palate-Craniofacial Association

• American Society of Maxillofacial Surgeons

• International Society of Aesthetic Plastic Surgery

• World Professional Association for Transgender Health

• International Confederation for Plastic Reconstructive & Aesthetic Surgery

• Royal Australasian College of Surgeons’ Academy of Surgical Educators