Founder & Honorary Director 

John D. Cahill, M.D. is an attending in Infectious Diseases and Emergency Medicine at St. Luke's Roosevelt Hospital Center. There, he is Director of Tropical & Travel Medicine Services and Assistant Professor of Clinical Medicine at Columbia University College of Physicians and Surgeons, Adjunct Associate Professor of Emergency Medicine at the Royal College of Surgeons in Ireland. He has worked as a specialist in international health and emerging infectious diseases in many parts of the world: Africa, South East Asia, South and Central America, and Europe. He is Project Director for The center for Global Collaboration & Health Initiatives, Site Director for the Center for Disease Control's Geo-Sentinel Surveillance Project, and consultant to many organizations including the United Nations. 

Division Director

Ramona S. Sunderwirth, M.D., M.P.H. is the Global Health Division Director, Assistant Professor and a PEM Senior Attending in the Department of  Emergency Medicine at Mt Sinai St. Luke's Mt Sinai West Hospital Center. She has a Masters of Public Health from the Mailman School of Public Health in New York City. Dr. Sunderwith graduated from the University of Paris Medical School and did her residency training at Albert Einstein School of Medicine in the Bronx. Prior to working at St. Luke's, Dr. Sunderwirth was the director of the Pediatric Emergency in the Department of Pediatrics at Bronx Lebanon Hospital. Dr. Sunderwith currently serves on the Children's Advisory Board of Human Rights Watch, and serves on Health Rights International Board of Directors and Program Committee.She has worked and volunteered with many INGO's on projects in Colombia, Mexico, Brazil, Rwanda, Iraq, Macedonia, Kosovo, Russia, Philippines, Nepal, Kenya, and Tanzania. She worked with International Medical Corps in Sierra Leone during the Ebola Epidemic, and has provided Infection Prevention and Control training to health personel in Sierra Leone and USA. Presently she is working as an educator and clinician at the Lao Friends Hospital for Children in Luang Prabang, Laos and as an educator with the Catholic University School of Medicine Faculty in Beira, Mozambique.

Fellowship Director

Deepti Thomas-Paulose, M.D., M.P.H. is an attending in Emergency Medicine at St. Luke's Roosevelt Hospital Center. She is a graduate of the International Emergency Medicine Fellowship at Columbia University and has completed a Masters in Public Health from the Mailman School of Public Health. She has participated in public health projects in Gujarat, India, and Blantyre, Malawi. She has given lectures in Infectious Disease and Epidemiology. During her medical school traning, she worked on a project that focused on the pediatric HIV population in South Africa. Prior to this she has worked in Kenya, Nicaragua, and Mesico on health-related projects. 

Contributing Faculty

M. James Eliades, M.D., M.P.H. is an attending physician in Emergency Medicine at St. Luke's Roosevelt Hospital Center and Assistant Clinical Professor of Population and Family Health at Columbia University's Mailman School of Public Health in the Program on Forced Migration and Health. He is a graduate of the International Emergency Medicine Fellowship at Johns Hopkins, and completed his Master of Public Health from the Bloomberg School of Public Health. He completed a post-doctoral fellowship in the Epidemic Intelligence Service with the U.S. C.D.C. and Prevention in the Division of Parasitic Disease, Malaria Branch. Dr. Eliades has worked as an international health specialist and epidemiologist for a number of N.G.O.s, governmental, U.N., and academic institutions in Africa, Asia, and South and Central America. He is currently working to deelop a Child Health Initiative at Mailman that will include a teaching track and provide technical and operational research support to organizations focusing on displaced children. 

George McKinley, M.D., Division of Infectious Disease, Assistant Professor of Clinical Medicine, Columbia University College of Physicians and Speeches 

Global Health Faculty

Elizabeth Singer, M.D., M.P.H. is an Assistant Professor of Emergency Medicine at the Icahn School of Medicine, an attending at Mount Sinai St. Luke’s/ West, and the Director of Research Development in the Global Health Division. She is also the Director of the Mount Sinai Human Rights Clinic, where asylum seekers who have suffered torture, human trafficking, and other egregious human rights violations are medically and psychologically evaluated. She has been involved with Physicians for Human Rights, HEAL Trafficking, the ACLU’s National Prison Project, the NYU/ Bellevue Program for Survivors of Torture, and the Human Rights Clinic at HealthRight International, contributing both clinically and on policy projects. Dr. Singer’s background in human rights frequently informs her work in global health.  In Cambodia, she worked with the Clinton Health Access Initiative and the Ministry of Health to empower community health workers to aid women with reproductive health decisions. In Tanzania she serves as an expert medical advisor for an NGO that addresses education and health inequalities in vulnerable children. Additionally, she has worked on improving access to healthcare in Peru, India, and Nepal. Dr. Singer completed her MPH at Columbia’s Mailman School of Public Health, with a certificate in Public Health and Humanitarian Assistance. She currently serves as an educator at the Icahn School of Medicine, training and teaching medical students about issues of health and human rights.