Raphael Freitas, OTR/L is a Brazilian Occupational Therapist. He is the Global Director for HCVI_Rehabilitation. He is involved in many projects in Cambodia, including his role as Rehabilitation Consultant for the Physical and Occupational Therapy Department of the National Pediatric Hospital. In this role, he is advancing rehabilitative services through direct patient care, leveraging new technologies, capacity building, as well as overseeing education and training. He is a graduate of the Occupational Therapy Program of the Federal University of Minas Gerais (UFMG) in Brazil. He has worked in many areas of the rehabilitation and research field and has a primary interest and focuses on pediatric rehabilitation.

Kristen Keith, DPT is an Australian Physiotherapist working with the Cambodian Physiotherapy Association. Via Australian Aid, she collaborates with numerous stakeholders including the ICRC (International Centre for the Red Cross Foundation) to assist the development of the CPTA’s clinic of “best practice”. Her current role includes professional development, quality control, and networking across numerous projects including the National Wheelchair Basketball team, international collaborations and education for students/colleagues. Aiming to increase the awareness of the allied health community in Cambodia, Kristen has greatly assisted this conference in structuring content and liaising with networks to identify key stakeholders.

Lisa Yunker, DPT is the ABLE Program Technical Advisor at Children In Families. She has lived and worked in Cambodia for five years, providing training and mentoring to the staff of the ABLE Program, CIF's community-based rehabilitation program for children with disabilities and their families/caregivers who are part of our Foster Care and Kinship Care programs. She has participated in and now helps to facilitate the Cambodia Disability Network. Prior to coming to Cambodia, Lisa had over 18 years of experience as a physical therapist in the U.S., working primarily in pediatric settings. 

Claudie UNG, OTR/L is resident in Cambodia since 1993. She is involved in many different sectors of Disability in Cambodia at Center and Community Based Projects for Persons with Disabilities.


Frank Duggan, MD
is the Founder and Managing Director of Health Care Volunteers International ( He graduated from Georgetown Medical School in Washington, D.C and then pursued training at Emory University and subsequently Georgetown University. He was Chief Resident during his final year of training in Internal Medicine at Georgetown University Medical Center. He is Board Certified in both Emergency Medicine and Internal Medicine and practices primarily Emergency Medicine in the United States. Having approximately 25,000 international volunteer hours, working in a multitude of countries and settings, he has developed a broad scope of practice. This includes general medicine, critical care, surgery, and dentistry and the care of patients of all ages. No Board Members of HCVI, including Dr. Duggan, receive any financial compensation. In fact, the majority of HCVI funding is provided by personal financial contributions from Dr. Duggan. He plays an active role in almost all HCVI projects.

Ko Heng is one of the System Administrators for the HCVI Medical Library. He is a graduate of the Royal University of Phnom Penh (RUPP) and holds a degree in Computer Science. In addition to his role at the Cambodia HCVI Medical Library, he helps oversee several other Health Care related IT Projects in which HCVI is involved.