Board of Trustees

Our Board of Trustees works closely with the International Team in overseeing the running of the network, and providing guidance on the operations and regulations of the organization.
If you have any queries for the Board of Trustees, please contact them on

Kathleen Casey, MD
United States

Dr. Kathleen Casey is a surgeon who is passionate about global health and addressing disparities in surgical care.  In 2004 she founded the Operation Giving Back program at the American College of Surgeons, which supports the global surgical humanitarian ecosystem and fosters collaboration and innovation for the underserved; she served as its Director for 9 years.  She is a founder and one of the architects of the G4 Alliance- an initiative advocating for the neglected surgical patient – where she has served as an inaugural officer and board member. Dr. Casey currently serves as Chief Medical Officer for the non-profit Physicians for Peace, and is a past President of the Alliance for Surgery and Anesthesia Presence (ASAP) and the US Chapter of the International Society of Surgery. She also serves on the board of InterSurgeon. She has been recognized with Humanitarian Awards from the American Medical Association and the International College of Surgeons and has published widely on global surgery.

Claire Karekezi, MD (Neurosurgeon)

Dr. Claire Karekezi is a Consultant Neurosurgeon at the Rwanda Military Hospital. She graduated as a Doctor of Medicine from the University of Rwanda, College of Medicine and Health sciences in 2009. She completed her residency program in Neurosurgery and graduated as a Neurosurgeon in 2016 from the Mohammed V University, World Federation of Neurosurgical Societies (WFNS)-Rabat Training Center for African Neurosurgeons, in Rabat, Morocco. After that, Dr Karekezi further enrolled in several neurosurgical fellowships with a special interest in Neuro-Oncology and Skull Base Surgery: at the Brigham and Women’s Hospital/Harvard Medical School, USA as an International Visiting Surgeon Fellow (IVSF) in Neurosurgery/Neuro-Oncology (April-July 2016) and later completed a Clinical Fellowship in Neuro-Oncology & Skull Base Surgery (July 2017-July 2018) at the University of Toronto, Canada. Upon her return home to Rwanda in July 2018, Dr Karekezi became Rwanda’s first female neurosurgeon.

Alliance Niyukuri, MD, FCS-ECSA (General Surgeon)

Dr Alliance Niyukuri is a Consultant in General Surgery and fellow of the College of Surgeons of East, Central and Southern Africa. He serves as Head of the Department of Surgery at Kibuye Hope Hospital in Bujumbura, Burundi. He is also a Lecturer at Hope Africa University in Bujumbura, Burundi. He practises as a rural surgeon and advocates for increased access to surgical care in Africa. He has a special interest in children’s surgery. He completed the Oxford University Course on Global Surgery in 2019. Dr Miyukuri was Head of the Organising Committee of the Global Surgery Anesthesia and Cancer symposium in Burundi in February 2020.

Isobel Marks, MA MBBS
United Kingdom

Dr Isobel Marks completed her foundation training in North West London and is currently working in Major Trauma at St Mary’s Hospital, Paddington. Whilst training at Barts & the London Medical School, she worked as a paediatric surgical outcomes fellow at Massachusetts General Hospital, and a research associate with the Program for Global Surgery and Social Change at Harvard Medical School. Dr Marks coordinated the International Federation of Medical Students’ Associations Global Surgery Working Group for two years, and was a founding member and chair of InciSioN, the International Student Surgical Network, afterwards chairing the InciSioN Board of Trustees. Dr Marks worked as a WHO policy officer for the UK Department of Health and delivered advocacy training for the G4 Alliance at the 2016 World Health Assembly. Dr Marks has led a number of international projects, including the 2017 surgical indicator collection for the World Bank’s World Development Indicators and baseline assessments of surgical capacity in Nicaragua and Kenya.

(Chair) Zineb Bentounsi, MD MSc

Dr Zineb Bentounsi graduated as a Doctor of Medicine from the Faculté de médecine et de pharmacie de Casablanca, Morocco in 2018 and then completed a Masters in International Health and Tropical Medicine at the University of Oxford. When she was a medical student she co-founded and chaired for two years, the International Student Surgical Network – InciSioN. She also co-founded and chaired the local chapter of the International Federation of Medical Students’ Associations (IFMSA) in Casablanca. Dr Bentounsi is currently working as a research assistant for the SURG-Africa project at the University of Oxford. She is passionate about health advocacy, gender equity and equal access to opportunities.

Dominique Vervoort, MD

Dr Dominique Vervoort is an aspiring pediatric cardiac surgeon from Belgium with a passion for international capacity-building in low- and middle-income countries. Dominique co-founded and, for three years, chaired InciSioN (International Student Surgical Network). Dr Vervoort is currently pursuing a dual Master in Public Health and Master in Business Administration at the Johns Hopkins Bloomberg School of Public Health and the Johns Hopkins Carey Business School. He previously completed the Paul Farmer Global Surgery Fellowship at Harvard Medical School, working on National Surgical, Obstetric, and Anesthesia Planning in Pakistan and West Africa. Dr Vervoort introduced the concept of global cardiac surgery to academic literature, and works on addressing the gaps in access to cardiac surgical care in low- and middle-income countries through academic efforts and health policy. He further serves as a Board Member for the Global Alliance for Rheumatic and Congenital Hearts, and co-founded the Gender Equity Initiative in Global Surgery.