Sabin has grown over the last few years and continues to do so with the success and momentum of its programs aimed at combating infectious and neglected diseases. Scroll through the new faces of Sabin's leadership, executive members and staff to see the new talent helping to build healthier nations.

New Sabin Board Trustees

Mort Hyman
Founder & CEO, MPH Enterprises LLC

Mort HymanMr. Morton Hyman has been a leader both in the business world and in the public health sector since 1971. In the private sector, for over 30 years, he served as a director and President of Overseas Shipholding Group, (NYSE) owners and operators of one of the world's largest tanker fleets; he retired in 2003 as Chairman and C.E.O. Currently, Mr. Hyman is the founder and C.E.O. of MPH Enterprises LLC., a private investment firm.

Mr. Hyman has been a leader in public health since 1971 when he was appointed to the N.Y. State Public Health Council, where he served for 25 years;15 years as Chairman. In 1973, Mr. Hyman joined the Board of Trustees of Beth Israel Medical Center (N.Y.) and served as Chairman of the Board from 1985 through 2007. In 1997, he led the formation of and served for 10 years as the first chairman of Continuum Health Partners, one of the largest voluntary hospital systems in the U.S., which includes Beth Israel, St. Lukes, Roosevelt, N.Y. Eye and Ear Infirmary and Long Island College Hospital. Mr. Hyman remains on the boards of these institutions and in 2007 was elected Chairman Emeritus of Continuum and Beth Israel. He is a trustee of the Albert Einstein College of Medicine, The N.Y. Academy of Medicine and the New York Academy of Sciences. He has received numerous awards in recognition of his public health activities.

Mr. Hyman earned the degree of Doctor of Laws With Distinction from Cornell University in 1959, and completed his bachelor's degree there as well in 1956.

Jim Scott, M.D., F.A.C.E.P.
Dean, School of Medicine and Health Sciences, George Washington University

Dr. Scott became a full professor in the Department of Emergency Medicine in 1998. Previously, he served as residency director, Assistant Dean for Graduate Medical Education, and Assistant Dean for Student Affairs in SMHS. Each spring the fourth year medical students select a clinical professor to receive the Golden Apple award for outstanding teaching. Dean Scott has received this award 10 times between 1986 and 2003.

Dr. Scott's research is primarily in the areas of graduate and post-graduate education including toxicology, communication with families of trauma patients, and international graduate medical education. He also has a background in violence prevention and telemedicine.

Dr. Scott received his bachelor's degree from the University of Notre Dame in 1977 followed by serving in the Peace Corps. He received his medical degree from the University of Arizona College of Medicine in 1983. Dr. Scott completed his internal medicine internship at the University of Arizona and did his emergency medicine residency at The George Washington University.

He has served as the Dean of the School of Medicine and Health Sciences (SMHS) since the summer of 2003.


Alan Greenberg, M.D., M.P.H.
Professor and Chair, Dept. of Epidemiology and Biostatistics
Professor, Depts. of Medicine, Microbiology, Immunology, & Tropical Medicine, The George Washington UniversityAlan Greenberg

Alan E. Greenberg is Professor and Chair of the Department of Epidemiology and Biostatistics as well as Professor in the Departments of Medicine and of Microbiology, Immunology, and Tropical Medicine in the George Washington University's School of Medicine and Health Sciences. He is involved in a large number of projects and activities, including his role as co-founder and co-director of the GW HIV/AIDS Institute, dedicated to linking and expanding the University's HIV-related research and educational activities in basic science, prevention, epidemiology, clinical care, education and health policy. Prior to returning to GWU, where he earned his MD degree, Dr. Greenberg spent two decades at the Centers for Disease Control and Prevention, where he provided scientific leadership for its domestic and international HIV epidemiologic research program. He served as chief of the agency's HIV Epidemiology Branch, supervising research studies in 28 U.S. states and nine countries. His assignments have taken him around the globe, including Cote d'Ivoire, where he spent four years directing the CDC's research, training and clinical services in West Africa.

Dr. Greenberg's coauthored manuscripts cover a wide range of issues, including various aspects of HIV transmission; laboratory diagnostics; molecular epidemiology; and the relationships between sexually transmitted diseases, tuberculosis, malaria and HIV. Dr. Greenberg also serves on the editorial board of the journal AIDS. Professor Greenberg has received numerous awards, including the Outstanding Service Medal from the U.S. Public Health Service and the Secretary's Award for Distinguished Services from the Department of Health and Human Services. A board-certified internist, Dr. Greenberg currently serves as a voluntary HIV/AIDS physician at the infectious diseases clinic of the Veterans Administration Medical Center in Washington. He has chaired and participated in numerous NIH Review Panels and lectures frequently on domestic and international HIV/AIDS epidemiology.

New Sabin Staff Members

Brian Davis Brian Davis
Chief Financial Officer

Brian Davis has worked with the Sabin Vaccine Institute since 2005 and has recently been appointed their Chief Financial Officer. Prior to joining Sabin, Mr. Davis owned an established accounting practice in Washington, DC that served the non-profit sector in areas of life science, education, economic development, and low-income housing. Mr. Davis holds CPA certificates in Maryland and the District of Columbia as well as a B.A in Business Administration with a major in Finance from Michigan State University. Mr. Davis is an active member of the American Institute of CPAs.

Mike McQuestion
Director, Sustainable Immunization Financing

Dr. Michael McQuestion joined Sabin's advocacy team as director of the Sustainable Immunization Financing Advocacy Project. McQuestion, who holds a Ph.D. in sociology from the University of Wisconsin and a Master's in Public Health from Tulane University, brings with him a wealth of experience in public health. In addition to his extensive teaching experience at the university level, he has been the Global Supervisor for the PolioPlus Program of the Rotary Foundation of Rotary International, Technical Officer for PAHO's Diarrheal Diseases Control Program, and a volunteer in the Peace Corps. McQuestion has travelled extensively throughout the world and has spent time living in Colombia and the Philippines.

Christina Morgan
Program Coordinator, Sustainable Immunization Financing

Christina Morgan joined Sabin's Sustainable Immunization Financing team in March 2008. A recent graduate of the George Washington University School of Public Health and Health Services, she holds an MPH degree in health policy and a graduate certificate in maternal and child health. Her thesis, which focused on federal strategies for increasing flu vaccination rates among U.S. nursing home employees, was recently presented at the 2008 National Immunization Conference in Atlanta, GA. Prior to receiving her graduate degrees, Ms. Morgan worked as a research assistant at the Project on Scientific Knowledge and Public Policy at The George Washington University. She is a Phi Beta Kappa graduate of Lafayette College.

Marie-Louise Diomi
Office Manager

Marie-Louise Diomi is Sabin’s newest hire and joins the organization as Office Manager. A native of the Democratic Republic of Congo, Mrs. Diomi has over ten years experience in office administration within the international development and global health industry. A fluent speaker of French, English, Lingala, and basic Spanish, Mrs. Diomi has overseen large-scale infrastructures for such organizations as International Medical Corps, World Bank, and Management Sciences for Health. Currently, Mrs. Diomi has a B.A. from Strayer University in Chamblee, GA, and received a school of management diploma from Osase University in Kinshasa, DRC.

Kainen Gibson
Program Coordinator, Vaccine Development

Kainen Gibson joined Sabin's Vaccine Development team in February 2008 as a program officer to focus on maintaining quality standards in research as the vaccine programs continue to expand. Before joining Sabin, Ms. Gibson worked as a contractor for the Department of Defense at the Institute of Chemical Defense in their quality assurance department where she gained extensive experience in laboratory procedures, including assays used in development of vaccines as well as assays used to monitor disease burden. Ms. Gibson has a Bachelors of Science degree from East Carolina University and is currently completing a Masters of Science in Public Health Microbiology and Emerging Infectious Diseases at The George Washington University.

Erin Hohlfelder
Program Coordinator, Global Network

Erin Hohlfelder recently joined Sabin as the newest member of the Global Network team. A native of Pittsburgh and recent graduate of George Washington University, Ms. Hohlfelder has a degree in international affairs with concentrations in international politics and African studies, and a minor in German. Prior to coming on board with Sabin, Ms. Hohlfelder spent four months in Kenya taking classes in public health, development, culture and Kiswahili. Additionally, Ms. Hohlfelder spent one month conducting independent research on holistic care models for female orphans.

Aaron Ulland
Program Coordinator, International Vaccine Advocacy

Currently finishing his MPH in global health at The George Washington University, Aaron Ulland joined Sabin late June of 2008 to help the international vaccine advocacy team with its efforts of promoting vaccine programs to ministries of health in developing countries. Before joining Sabin, Mr. Ulland worked for two years as the Public Policy Fellow with the National Multiple Sclerosis Society, as well as with Children’s HeartLink in Minneapolis, Minnesota where Mr. Ulland is from originally.

Suzanne Levy
Fellow, Global Network

Suzanne Levy recently joined Sabin as a Fellow on the Global Network team. Originally from Boston, Ms. Levy recently graduated cum laude from Princeton University with a degree in politics (focused on international relations) and has taken several courses in domestic/international security and health policy. Her senior thesis examined the influence of pharmaceutical intellectual property rights on the struggle for access to medicines in developing countries. Ms. Levy is also fluent in French, Spanish, and Hebrew, and she spent a semester in Budapest last year studying foreign policy, diplomacy, and Eastern European history/culture.