Dr. John Lawrence, President

Dr. John Lawrence, a native of Illinois, was appointed president of the board of directors of MSF-USA in June 2016. He previously served as vice president of the board. Dr. Lawrence attended Dartmouth College and Dartmouth Medical School, then completed a family practice internship and worked as a general medical officer in Tuba City, Arizona, on the Navajo Reservation. He then returned to residency and completed training in general surgery at the University of Rochester, in Rochester, New York, and pediatric surgery at St. Christopher’s Hospital in Philadelphia. For the past 20 years, he has been a practicing pediatric surgeon, primarily in academic settings, and he is currently a staff pediatric surgeon at Maimonides Medical Center in Brooklyn, NY. Owing in part to a longstanding interest in global health, Lawrence has completed eight surgical missions with MSF since 2009 and recently began coursework for an MPH degree through the Bloomberg School of Public Health at Johns Hopkins University. Dr. Lawrence has served MSF as a surgeon in the Central African Republic, Ivory Coast, Haiti, Syria, and the Democratic Republic of the Congo.

Kassia Echavarri-Queen, Vice-President

Kassia Echavarri-Queen began her field work with MSF in 2006 as a supply manager in Sierra Leone, having previously worked in marketing and strategy for technology companies, start-ups, and the Fritz Institute, which focuses on disaster response and recovery. In the years that followed, Kassia worked extensively in the field with MSF as program coordinator and head of mission in Guatemala, Kenya, South Sudan, Sri Lanka, and Syria. Her two most recent missions were an Ebola response program in Liberia and a project in Nepal following the earthquake there in April 2015. All told, Kassia has over 14 years of international program management experience. Now living in her native San Francisco, Kassia holds a BA in international relations from Alliant University and an MA in international economics and management from SDA Bocconi.

John Wetherington, Treasurer

John Wetherington

John Wetherington has served in the nonprofit sector for nearly 20 years as CFO, COO and Acting-CEO in education and healthcare sectors and currently is CFO for an organization providing services to the intellectual and developmental disabled and homeless populations. Prior to work for nonprofit organizations, he served in administrative, consulting and international business development roles in equity investment and banking industries.

John serves on multiple nonprofit boards and has led and participated in service activities in Asia and Africa. He holds the credentials of Certified Public Accountant in his home state of Colorado and is a Chartered Global Management Accountant. John graduated with BA/BS degrees from the University of Colorado-Boulder, and has an MBA from the University of Denver and a Doctor of Business Administration degree from the University of Phoenix. He lives in Denver.

Jennifer Reynoso, Secretary

Jennifer Reynoso is counsel in the Exempt Organizations Practice at Simpson Thacher & Bartlett LLP. She advises a variety of public charities and private foundations on structural and operating issues, including formation, governance, reorganizations, and domestic and international grantmaking and operations. She advises donors on charitable-giving techniques. Jennifer has also been involved in assisting governing bodies in internal investigations.

Jennifer is currently the incoming chair of the Non-Profit Committee of the Association of the Bar of the City of New York and is a member of the Exempt Organizations Committee of the American Bar Association Section of Taxation.

Jennifer joined Simpson Thacher after serving as a law clerk to the Honorable Wilfred Feinberg of the US Court of Appeals for the Second Circuit. She also spent 1999–2000 as associate counsel for the New York Public Library. Jennifer earned her JD at New York University, where she graduated summa cum laude. She served as an articles editor of the New York University Law Review, was a fellow of the National Center on Philanthropy and the Law, and was named a member of the Order of the Coif. Jennifer earned her BA from the University of Michigan, where she graduated with high distinction.

Dr. Ramin Asgary

Ramin Asgary, MD, MPH started working in humanitarian contexts in mid-90s (with MSF in 1997) as field volunteer, field physician, project director, medical coordinator, and senior health and research advisor in more than a dozen missions and projects in regions including Eurasia/Former Soviet States, Sub-Saharan/East/South Africa, South/Central America, and often in refugee settings or post-conflict. He has been serving on the MSF-USA’s Board of Directors since 2012.

Dr. Asgary is currently on the faculty of the Weill Cornell College of Medicine/NY-Presbyterian Hospital and teaches clinical medicine and community oriented healthcare and immigrant health; an adjunct professor at the Mailman School of Public Health of Columbia University and teaches Ethics and Accountability in Humanitarian Assistance; and a professorial lecturer at the George Washington University’s School of Public Health and teaches Public Health in Complex Humanitarian Emergencies. He has taught courses in Epidemiology, Global Health, Humanitarian Assistance, Health and Human Rights, and Healthcare of the Underserved and Homeless in the US. Dr. Asgary provides direct medical care to the homeless in New York City homeless shelter clinics.  With more than fifty peer-reviewed publications, his international health research relates to Women’s and Reproductive Health, NCDs/Cancer, mHealth and Cervical Cancer Screening, Refugee Health/Complex Emergencies, HIV/Malaria, and Ethics and Accountability in Humanitarian Assistance. He graduated from a combined residency in Internal Medicine and Social Medicine at the Albert Einstein College of Medicine, a fellowship in Preventive Medicine and Public Health at the Mount Sinai School of Medicine, and a fellowship in Clinical and Translational Research at the New York University School of Medicine. He completed a masters in public health in Forced Migration and Health from the Columbia University’s Mailman School of Public Health, a masters in public health in Community Medicine from the Mount Sinai School of Biological Studies, a masters of science in Clinical Investigation/Research from the New York University, a diploma in Comparative Effectiveness Research from the New York University, and a diploma in Tropical Medicine and Travel Health from the Johns Hopkins University.  

Patricia Carrick, FNP

Pat Carrick is a nationally certified Family Nurse Practitioner. For the past 30 years she has worked, first in acute care hospital nursing and home-based hospice services, and then in Community Health Centers providing primary care for medically under-served populations. Since 2007 Pat has completed 5 humanitarian aid assignments with MSF in Malawi, South Sudan and Sierra Leone including in-patient and out-patient malnutrition and infectious disease projects. She also has experience in the post-ebola development sector in Sierra Leone. She has served on a number of community, State and regional boards over the years. She was elected to the MSF-USA Board of Directors in June 2017. Pat holds Bachelors and Masters degrees in Nursing from Montana State University. She takes inspiration and sustenance from the beloved mountains of her home in rural, south-western Montana. 


Dr. Alison Ludwig

Alison Ludwig is a physician who earned her medical degree at Temple University School of Medicine and completed an internal medicine residency at the University of California, San Francisco. She joined MSF in 2007 and has undertaken field assignments as a field physician, medical team lead, and medical coordinator in Zimbabwe and Sudan. Dr. Ludwig completed a fellowship in applied medical epidemiology through the Epidemic Intelligence Service and the  Centers for Disease and Control Prevention. She has worked as a research coordinator on HIV public health research projects in East Africa through the University of California, San Francisco, and in the domestic tuberculosis program for the City of San Francisco. Currently she is physician chief of medical practice at a large primary care clinic at the San Francisco VA Medical Center, where she teaches residents, manages medical operations, and cares for veterans.

Dr. Ali N'Simbo

Ali N'Simbo is a medical doctor from the Democratic Republic of Congo (DRC). He has worked with MSF since 2011, first on an emergency team near his home in South Kivu, DRC, and later in South Sudan. Prior to that, he worked as a physician with the Ministry of Health in DRC and with several other national and international nongovernmental organizations. He attended the University of Kisangani, where he received his medical degree. 



Aerlyn Pfeil, CPM

Aerlyn Pfeil is a certified professional midwife and sexual violence program consultant from Portland, Oregon. She has been practicing midwifery since 1999 and joined MSF in 2011. She has worked in maternal health programs in South Sudan, Haiti, Senegal, the Somali region of Ethiopia, and Papua New Guinea.  Aerlyn has been an active association member since joining MSF and was recently elected to the board. She holds a BA in sociology from Whitman College and a BS in midwifery and a degree in global health from the University of Manchester.



Brigg Reilley

Brigg Reilley works with a tribal health board that provides support for the US Indian Health Service national HIV and hepatitis C virus (HCV) program.  He has been working in American Indian/Alaska Native health since 2006.   Prior to Indian Health Service, he worked for MSF for ten years in several emergency and non-emergency project settings, and served on the MSF Board of Directors from 2008-2011.  He obtained a Masters in Public Health from Tulane University 1996 and a BA in Philosophy from the College of William & Mary in 1990. 


Philip Sacks

Philip Sacks received an AB from Brown University and an MMA from University of Rhode Island. He is a licensed master mariner specialized in large sailing vessels and oceanographic research vessels. He spent 33 years working as a sailing ship captain, professor of nautical science, and senior administrator at SEA Education Association in Woods Hole, MA. He is also a project management specialist. He has worked coordinating science missions for Woods Hole Oceanographic Institution and the US Antarctic Program. As a consultant, he has managed the construction of research vessels and remote research stations worldwide. Since 2006, Sacks has completed 10 humanitarian aid missions as a logistician and logistics coordinator with MSF in a wide range of contexts based in Thailand, South Sudan, Nigeria, Sri Lanka, Democratic Republic of Congo, Chad, and Haiti. Sacks was elected to the Board of Directors of MSF-USA in June 2016.

Dr. Africa Stewart

Dr. Africa Stewart graduated with honors from Johns Hopkins University in 1995 with a BA in psychology and mathematical science. She then attended Drexel University Medical School in Philadelphia. In 1999 she completed a Masters of Business Administration with a concentration in Strategic Planning from the University of Pittsburgh's Katz School of Business. She then returned to Philadelphia to finish her medical training at Drexel. In 2000 she received a Doctorate in Medicine and began Obstetrics and Gynecology residency at Hahnemann University Hospital. Her career with MSF began in Sudan in June 2011. Dr. Stewart has completed 4 surgical field missions and served as a guide for the Forced From Home exhibit in 2016. She continues to support women's health care locally and abroad with an emphasis on education and prevention.

Dr. Mego Terzian, President, MSF France (Co-opted member)

Dr. Mego Terzian is the President of MSF in France. Born in Lebanon, he earned his medical degree in pediatrics from Yerevan State Medical University in Armenia in 1999. While still in medical school, he worked as a translator for Doctors Without Borders/Médecins Sans Frontières (MSF) in Nagorno-Karabakh, and from 1999-2002, he worked as an MSF field doctor in Sierra Leone, Afghanistan, Iran, and the Democratic Republic of Congo. In 2003, he became an emergency coordinator for MSF projects in Liberia, Côte d’Ivoire, Niger, Pakistan, Central African Republic, Jordan, as well as other countries. From 2007 until being elected President, he served first as Deputy and then as Director of MSF’s Emergency Programming at MSF in France.

Dr. David Servan-Schreiber

In Memoriam

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