Our Team

Dr. Richard Hopper is the Marlys C. Larson Chair in Pediatric Craniofacial Surgery and Professor at the University of Washington in Seattle, Washington, United States. He is Chief of the Division of Craniofacial and Plastic Surgery at Seattle Children’s Hospital and Surgical Director of the Craniofacial Center.

Dr. Hopper completed his plastic surgery residency training in Toronto, Ontario, Canada and his craniofacial fellowship at New York University. His clinical practice focuses on the surgical treatment of craniosynostosis, cleft lip and palate, rare and severe birth deformities of the bones and soft tissues of the face, with a sub-focus on sub-cranial distraction procedures for complex upper airway obstruction. His research interests include image-based outcome studies for craniosynostosis and complex craniofacial procedures as well as device design for cleft and craniofacial care.

Dr. Hopper is the current President of the ISCFS and Past President of the ASCFS. He serves on the Smile Train Global Medical Advisory Board and is co-sponsor of the Partners in African Cleft Team training program that has worked with African cleft teams in Ghana, Nigeria, and Ethiopia.

Dr. Xiongzheng Mu is a Professor at Huashan Hospital at Fudan University in Shanghai, China. He graduated from Shanghai Second Medical University in 1984 and began his plastic surgeon career. He worked at the Shanghai Ninth People’s Hospital, Department of Plastic and Reconstructive Surgery, for twenty-seven years, and from 1999 to 2000 he had craniofacial training at Necker Children’s Hospital in Paris, France with Dr. Daniel Marchac and in San Francisco, California with Dr. Bryant Toth and in Dallas, Texas with Dr. Kenneth Salyer. He has been working in Huashan Hospital from 2011 until now.

His clinical practice focuses on the surgical correction of craniofacial deformities of both bones and soft tissues, distraction procedures for upper airway obstruction and microsomia, and oriental aesthetic orthognathic and facial skeleton surgery. His research interests include image-based pre-surgical design and absorbable bone substitute.

Dr. Mu is a Past President of the Asian Pacific Craniofacial Association (APCFA, 2012) and has held many leadership positions in craniofacial associations in mainland China in the past two decades.

Prof. Dr. Irene Mathijssen studied medicine at Erasmus University in Rotterdam, The Netherlands and did her plastic and reconstructive surgery training at Erasmus Medical Center. Her thesis on craniosynostosis was successfully defended in 2011. In 2005, she did a craniofacial surgery fellowship with Dr. Eric Arnaud in Paris.

She became Professor, especially in craniofacial anomalies, in 2011 and has been Head of the Department of Plastic and Reconstructive Surgery and Hand Surgery at Erasmus Medical Center since 2016. In that year, she finished an MBA-Health. Irene Mathijssen has been Secretary-Treasurer of the International Society of Craniofacial Surgery (ISCFS) since 2013.

She is the coordinator of the European Reference Network on rare craniofacial anomalies and ENT disorders, a network of 42 hospitals in 21 European countries, since the start in 2017.

Dr. Eric Arnaud completed training in Plastic Surgery after being board certified in General Surgery. He worked as Chef de Clinique in the Plastic Surgery Unit of Saint-Louis Hospital in Paris with Jean-Marie Servant until 1998. He developed a major interest in Craniofacial Surgery for which he trained with Daniel Marchac and Dominique Renier in Paris. He also trained with Fernando Ortiz-Monasterio in Mexico and with Ken Salyer in Dallas, Texas. He joined the craniofacial team in Paris in 1999 and has been the Co-Director of the Craniofacial Unit in Hôpital Necker-Enfants Malades in Paris since 2008.

Dr. Arnaud is the author or co-author of more than 200 national and international publications and book chapters, and is editor of three books on Plastic Surgery; specifically, the techniques of Plastic Surgery related to Distraction Osteogenesis after the international distraction meetings in Paris in 2001, 2003, and 2006. He has presented more than 200 communications at various international meetings, half of them as invited lecturer. Dr. Arnaud has been a member of the International Society of Craniofacial Surgery (ISCFS) since 1999, of the Brazilian Society of Craniofacial Surgery, the Argentinian Society of Plastic Surgery, and the European Association of Plastic Surgeons (EURAPS). He served as Secretary of the European Society of Craniofacial Surgery (ESCFS) and as its President (2011-2013).

He also served as Secretary of ISCFS (2007-2015) and more recently was ISCFS president (2017-2019) and organized the 18th International Congress in Paris in September 2019. Dr. Arnaud’s expertise deals with the complex management of faciocraniosynostotic conditions. The cohort of craniosynostotic patients followed in the Craniofacial Unit at Necker since 1976 totals more than 5500 patients.

Mr. Jayaratnam (Jay) Jayamohan is Consultant Pediatric Craniofacial and Neurosurgeon at Oxford University Hospitals NHS Foundation Trust. He qualified in 1995 at St. Mary’s Hospital in London and trained in neurosurgery at The Atkinson Morley Hospital, London and at the Institute of Neurological Sciences, Glasgow. Thereafter, he was the Rittersporn Visiting Fellow in pediatric neurosurgery at the Sick Children’s Hospital in Toronto.

Although fully trained in both adult and pediatric neurosurgery, he now devotes his clinical time looking after children and young people with neurosurgical conditions. Mr. Jayamohan’s neurosurgical special interests include: craniofacial surgery, hydrocephalus, brain tumours, spinal dysraphism, Chiari malformation, child and young adult head injury, and antenatal counselling for spina bifida and hydrocephalus. He is also involved heavily in medicolegal work, advising on head and spinal injuries to assist courts, prosecution, and defence teams.

When not operating or reporting on medico-legal cases, Mr. Jayamohan enjoys hanging out with his friends from the International Brain Trauma and Mechanics Laboratory at Oxford University in an attempt to discover clever ways to protect the brain from injury.

Dr. Pedro E. Santiago received his dental degree from the University of Puerto Rico School of Dental Medicine in 1989. He then moved to Rochester, New York where he underwent post-doctoral studies in Orthodontics at the Eastman Dental Center and Pharmacology and Dental Research at the University of Rochester. In 1995, he was accepted as the first Craniofacial Orthodontic Fellow at the Institute of Reconstructive Plastic Surgery at the New York University Medical Center where he received a certificate in Craniofacial Orthodontics.

He holds a master’s degree in business administration (MBA) with a concentration in Healthcare Management from Creighton University in Omaha, Nebraska. Dr. Santiago was the Founder, Professor and Director of the Orthodontic Graduate Program and the Center for Craniofacial Disorders at the University of Puerto Rico from 1997 to 2008.

He has published many scientific articles and book chapters in international orthodontic and surgical journals and has lectured at national and international meetings in over thirty countries. He is currently the Director of Oral Health and Craniofacial Orthodontics at Duke University.

Dr. Jesse Taylor is Chief of the Division of Plastic, Reconstructive, and Oral Surgery at Children’s Hospital of Philadelphia (CHOP), specializing in the treatment of children and adolescents with congenital and acquired differences of the face and skull. He currently acts as Co-Director of CHOP’s Cleft Lip and Palate Program, Co-Director of the Craniofacial Program, and Director of the University of Pennsylvania/CHOP Craniofacial Fellowship Program.

He is also the holder of the Peter Randall Chair in Plastic and Reconstructive Surgery and President of the Board of Children’s Surgical Associates at CHOP. A graduate of Vanderbilt University School of Medicine, Dr. Taylor completed his plastic surgery residency and fellowship at The Johns Hopkins Hospital and followed his passion for craniofacial reconstruction as a craniofacial surgery fellow in Mexico City, Mexico.  Dr. Taylor focuses his practice on craniosynostosis surgery, jaw surgery, surgery for facial asymmetries, cleft lip and palate repair, rhinoplasty, otoplasty, cranial reconstruction, cranio-maxillo-facial distraction osteogenesis, and complex facial reconstruction.

He lectures both nationally and internationally to educate surgeons and patients on the latest techniques in craniofacial and cleft surgery and contributes to the care of international cleft and craniofacial patients throughout Central and South America, Europe, and Asia.

Dr. Davinder J. Singh is Chief of the Division of Plastic Surgery at Phoenix Children’s Hospital and Associate Professor of Surgery at the University of Arizona School of Medicine. She is also Assistant Professor at Mayo School of Medicine and Co-Medical Director of the Phoenix Children’s Center for Cleft and Craniofacial Care. Dr. Singh received her bachelor’s degree from Yale University and her medical degree from Columbia University College of Physicians and Surgeons. She then completed residencies in surgery at Columbia University and in plastic surgery at the University of Pennsylvania.

Dr. Singh completed her Craniofacial Fellowship at the Children’s Hospital of Philadelphia and the University of Pennsylvania. Her surgical practice focuses on craniosynostosis, cleft lip and palate, and the full spectrum of craniofacial conditions. Dr. Singh is currently the Treasurer of the American Society of Craniofacial Surgeons.

Dr. Dov Goldenberg is Associate Professor in the Division of Plastic Surgery, Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo in São Paulo, Brazil. He is a board-certified plastic surgeon and his focus is on craniofacial and pediatric plastic surgery. His residency training in surgery and plastic surgery was at the University of São Paulo. Dr. Goldenberg is the Director of the Pediatric Plastic Surgery and Vascular Anomalies Clinic and Director of the Residency Program in Plastic Surgery at the Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo.

His main practice is related to pediatric plastic surgery and craniomaxillofacial surgery, including congenital (vascular anomalies, clefts and craniosinostosis), orthognathic surgery and trauma. He is the current Editor-in-Chief of the Revista Brasileira de Cirurgia Plástica, a full member of the Brazilian Society of Plastic Surgery and the Brazilian Association of Craniomaxillofacial Surgery of which he was President in 2010-2014, an International Member of American Society of Plastic Surgeons (ASPS), an active member of the International Society of Craniofacial Surgery (ISCFS) and a senior member of the International Society for the Study of Vascular Anomalies (ISSVA).

Additionally, he is the current Chair of the Scientific Committee of the International Society for the Study of Vascular Anomalies (2020-2024) and Council Member of the International Society of Craniofacial Surgery (ISCFS) (2020-2024).