Executive Committee

Prof Marcus Ong is Professor and Director of Health Services and Systems Research at Duke-NUS Medical School and Pre-hospital & Emergency Research Center. He also holds appointments in Singapore General Hospital, SingHealth, Ministry of Health, Local and Overseas Academic Institutions. 

Prof Ong received the Public Service Medal (Pingat Bakti Masyarakat) National Day Award in 2016 and was recognised with the Minister for Health Award (2018) for his outstanding leadership and accomplishments. He has been awarded the inaugural Ian G. Jacobs Award for International Group Collaboration to Advance Resuscitation Science in 2014 and the Keith Neely Outstanding Contribution to EMS Award in 2015 from the National Association of EMS Physicians (NAEMSP), USA, and the Lifetime Achievement Award by the Asian EMS Council in 2014. 

Prof Ong has obtained more than S$57 million in research grants for his studies, which include data science, geospatial diseases mapping, clinical drug trials, resuscitation and cardiovascular sciences, pre-hospital emergency care, and biomedical engineering. Prof Ong has published more than 320 articles in international and local journals, such as Journal of the American Medical Association, Lancet, American Journal of Medicine, Critical Care Medicine, Resuscitation, Annals of Emergency Medicine, etc. Based on google scholar, he has an h-index of 48 and publications have been cited over 50,000 times.  

Prof Ong has also patented inventions using AI and Heart Rate Variability for risk prediction of acutely ill patients and cooling solutions for therapeutic hypothermia. The technology is currently being developed into bedside triage devices that can help in risk stratification of critically ill patients and he has spun-off two companies from these inventions.

Prof Graves is the Deputy Director of the Programme in Health Services & Systems Research at Duke-NUS and the SingHealth Duke-NUS Health Services Research Institute. His areas of knowledge include health economics, health services research, decision making and cost-effectiveness. He is interested in projects that show high and low-value care, as well as the processes around implementing new policies. 

His major focus is on showing how health services can be improved at low cost, or even improved with cost savings. He enjoys collaborating with clinicians who wish to improve the performance of health services. 

Prof Graves has made contributions of international significance, publishing over 250 articles in top-ranking peer reviewed journals such as JAMA, BMJ, AIDS, Health Economics, Clinical Infectious Diseases, Lancet Infectious Diseases, The Journal of Infectious Diseases and Emerging Infectious Diseases

Dr Nan Liu is an Associate Professor at the Centre for Quantitative Medicine and Programme in Health Services and Systems Research, Duke-NUS Medicine School. His research focuses on artificial intelligence and machine learning with applications to medical informatics, health services research, emergency and prehospital care, cardiology, and health innovation. Dr Liu has been awarded research grants from the National Medical Research Council, National Health Innovation Centre, and National Research Foundation. He received many international awards, including Meritorious Paper Award from Computers in Biology and Medicine journal, Best Abstract Award from European Emergency Medical Services Congress, and Paul Dudley White International Scholar Award from American Heart Association. 

Dr Liu is serving and has served as an Academic Editor for several international peer-reviewed journals, including BMC Medical Research Methodology, Computers in Biology and Medicine, Journal of The Franklin Institute, and PLOS ONE. He is a regular reviewer for more than 70 international journals including Nature Medicine, The Lancet Digital Health, and npj Digital Medicine. In addition, he serves on the Program Committee for several top-tier international conferences such as AAAI, NeurIPS, and AMIA. Currently, Dr Liu is Chairman of the IEEE Engineering in Medicine and Biology Society (EMBS) Singapore Chapter.

Fahad J. Siddiqui is an Epidemiologist and working as an Assistant Professor at Duke-NUS Medical School, Singapore. Dr. Siddiqui received his medical degree from University of Balochistan, Pakistan. He later did his Masters in Epidemiology & Biostatistics from The Aga Khan University, Karachi, Pakistan. Later he completed his Masters in Public Health from Curtin University, Perth, Australia, funded by AusAID scholarship. 

Dr. Siddiqui started his professional experience as a clinician but became full time researcher in 1999 as a field epidemiologist at the Aga Khan University at the department of Community Health Sciences. He worked in the departments of Pediatrics and Surgery as a clinical epidemiologist. He joined SCRI in 2009 as Senior epidemiologist and Cochrane Singapore trainer. In 2011 he joined Duke-NUS Medical School as an Assistant Professor at the Centre for Quantitative Medicine. In 2016 Dr. Siddiqui moved to Canada, joined Centre for Global Child Health at the Hospital for Sick Children (ScikKids) in Toronto, Canada, as a Research Analyst. He held an adjunct position at the Duke-NUS during this time. 

He re-joined Duke-NUS Medical School in 2020 as a faculty of Pre-hospital and Emergency Research Centre. Later he was assigned the responsibilities as a Deputy Director of the Centre. He is also a member of the PAROS research group. Currently he is leading an Evidence Collation Program. Besides, he is coordinating multi-institutions collaboration research works. He is training a number of medical students. Dr. Siddiqui is an Associate Editor of Campbell Collaboration. He served as a faculty member of Asia-Pacific Evidence Based Medicine group from 2009 to 2016.

Katherine obtained her PhD degree in Biology from New York University (NYU), USA in Jan 2010. She published first-authored papers in peer-reviewed journals. She worked at A*STAR and NUS for over 6 years, where she accumulated substantial experience in research, administration, and project management. Since she joined Duke-NUS in October 2016, she has played important roles in the successful development of multiple new programmes including the PhD Programme in Clinical Sciences (PhD-CS), the Pre-hospital & Emergency Research Centre (PERC), the Graduate Certificate Programme in Health Services Innovation (GCP-HSI), and Women-in-Science (WinS) Network. 

She is currently leading the administrative functions for 3 departments i.e. the Programme in Health Services & Systems Research (HSSR), the Centre for Quantitative Medicine (CQM), and PERC. She manages about 65 research grants and core funds ($35 million) per year. She drafts, reviews, edits, and assists on the execution of about 70 research agreements every year. She also organised multiple academic events e.g. international symposiums and workshops which were well received by healthcare professionals.

Dr Benjamin Leong is a Senior Consultant Emergency Medicine at the Emergency Medicine Department of the National University Hospital, as well as the Urgent Care Centre of Alexandra Hospital. He also serves as a Deputy Director with the Unit for Prehospital Emergency Care. His research interests are in Resuscitation and Emergency Medical Services.

Dr Chong Shu-Ling is a Senior Staff Physician in the Emergency Department (ED) in KKH. Her research interests are specifically in the area of paediatric traumatic brain injury, childhood injuries, and the utility of clinical prediction tools in the paediatric ED. She obtained her Master of Public Health in the Harvard Chan School of Public Health while on NMRC fellowship. 

She collaborates with paediatricians, emergency department physicians and paediatric intensivists in Singapore and other Asian countries in a number of ongoing projects. She is the principal investigator for a number of paediatric Traumatic Brain Injury multicentre studies in Asia.

Dr Mao is a dynamic Prehospital Emergency Physician delivering patient-centered care in the Emergency Department (ED) and shaping emergency medical systems (EMS) through direct policy and research work. He spends half his time seeing patients and managing ED ground operations with the rest divided between EMS policy and research. 

His current job scope places him in a unique position to be both strategic and operational where needed. At a strategic level, he has a good grasp of the workings of the healthcare system and at the operational level, he can identify gaps in clinical care. With his proven ability to communicate the strategic intent of the system to my teams, he galvanises and leads both clinical and admin teams to successfully close those gaps. He has successfully pioneered several ED, interdepartmental and inter-ministry collaborative initiatives, building new innovations that have enabled his hospital to contribute to the national care improvement agenda. 

Being at the cutting edge of clinical care, he is an accomplished health services researcher and has conducted studies in both prehospital and ED settings, publishing more than 30 papers in local and international journals such as Singapore Medical Journal and Resuscitation.

Dr Gayathri is an Emergency Medicine Consultant at the Singapore General Hospital and a pre-hospital doctor within the Unit for Pre-hospital Emergency Care (UPEC). She is interested in pre-hospital emergency care, medical education, psychological well-being amongst emergency healthcare workers and community and global health with a special interest in health systems improvement in low resource settings. She is the Global Resuscitation Alliance representative within the Asian Association for EMS and is currently working with them to develop an evaluation tool for pre-hospital systems in low and middle income countries. She is also pursuing her Masters of Public Health as a global health fellow at the Singhealth Global Health Institution.  

She is actively involved in overseas humanitarian projects and strongly believes that research and education are important pillars for humanitarian work to be effective and sustainable. Annually, she brings doctors, allied healthcare workers and medical students to the mountainous regions of Nepal as part of the university’s overseas community involvement project.

Dr Andrew Ho is an academic Emergency Physician in Singapore General Hospital. His clinical and research interests lie in resuscitation, health services and public health. He graduated from National University of Singapore with MBBS in 2013, MMed in 2017 and MPH in Epidemiology & Quantitative Methods in 2021. After completing the SingHealth Emergency Medicine Residency Programme, and the year-long Singapore Chief Residency Programme at the MOHH Healthcare Leadership College, he attained specialist accreditation in 2021. 

His research philosophy integrates methods from clinical epidemiology, population health sciences and implementation science to drive outcomes improvement in patients with sudden cardiac arrest and other emergency conditions, and population health.

Eileen holds a Bachelor’s degree in Business Management from the University of Bradford and an Executive Secretary’s Diploma from LCCI London, UK. 

She is a Senior Executive at Health Services & Systems Research (HSSR) and Executive Committee at Pre-hospital & Emergency Research Centre (PERC) in Duke-NUS Medical School. She is also a Senior Executive at SingHealth institution. She brings over 20 years of experience in the healthcare industry with a varied background of knowledge and experience in research, academic and administrative tasks. At restructured hospitals, she closely worked with medical professionals on training curriculum and clinical operations. She was overseeing corporate matters and business continuity plans in BMSI A*STAR. 

In SingHealth's Health Services Research Centre (HSRC), she is engaged in managing collaborative projects and grants administrative matters. She oversees the education portfolio in the PERC (Pre-hospital & Emergency Research Centre) and is involved in organizing workshops and training programs for Research Fellows, medical and PhD students.

Garion is a Senior Executive and Executive Committee at Pre-hospital & Emergency Research Centre (PERC) in Duke-NUS Medical School. He is also a Lead Clinical Research Coordinator at the Department of Emergency Medicine in Singapore General Hospital. He has been managing over 30 clinical studies and his key research areas are in pre-hospital care, emergency medicine and medical device field. He has been actively involved in SGH Research Peaks which is part of Singapore’s Research Innovation and Enterprise (RIE) plan to enhance research competitiveness and future research infrastructure development. 

Garion has co-authored more than 30 peer-reviewed research papers and one of his projects is awarded as top winner for Tech Factor Challenge organized by SPRING Singapore to develop novel intelligent scoring system which enables elderly to maintain healthy lifestyle through smart monitoring and detection of condition abnormalities.