Ramona Byrkit, MPH

Country Program Leader, Vietnam

Ramona Byrkit is PATH's country program leader for Vietnam, based in Hanoi. She oversees a variety of projects in areas including reproductive health, safe water, and vaccine delivery.

Ms. Byrkit brings more than 20 years of management and policy experience in domestic and international health and development programs. Prior to joining PATH in 2009, she served as director of CARE's global sexual and reproductive health portfolio. She also provided senior management of PRIME II, a $70+ million global reproductive health program implemented by IntraHealth International for the US Agency for International Development (USAID). Prior to that, she served as assistant population advisor for the USAID population assistance program in Turkey and as a Peace Corps volunteer in Senegal.

Ms. Byrkit received her MPH from the University of California at Berkeley in Maternal and Child Health and her BA from Pomona College in California. She has worked in more than 20 countries in Africa, Asia, the Middle East, and Latin America, and she speaks French, Wolof (Senegal), and basic Turkish.

Carlos C. (Kent) Campbell, MD, MPH

Multi-country Program Leader, Malaria Control Program

Dr. Campbell is the director of the Malaria Control Program at PATH, which is focused on developing evidence-based national malaria control programs in Africa. From 2004 through 2008, he served as the program director for the MACEPA (Malaria Control and Evaluation Partnership in Africa) program at PATH. He has more than 30 years of leadership experience in malaria control and international public health and is a leading authority on the control and therapy of malaria, with a focus on Africa.

Dr. Campbell began his professional career with the US Public Health Service at the Centers for Disease Control and Prevention (CDC), with most of his 21 years of service as the chief of the Malaria Branch. Following his service with CDC, Dr. Campbell joined the faculty of the University of Arizona Health Sciences Center, where he led the development of the Arizona College of Public Health and served as the interim dean of the college. More recently, he served for two years as the senior malaria advisor for UNICEF.

Dr. Campbell is a member of the WHO Expert Advisory Panel on Malaria and the immediate past president of the American Society of Tropical Medicine and Hygiene. He has published more than 150 peer-reviewed articles in the fields of public health, maternal and child health, and malaria.

Dr. Campbell received his undergraduate education at Haverford College and his medical degree from Duke University. He completed his pediatric residency and his master's in public health at Harvard University. He is board-certified in pediatrics and preventive medicine.

Dwan Dixon, MPH, MA

Country Program Leader, Ethiopia

Dwan Dixon is PATH's country program leader for Ethiopia, based in Addis Ababa.

Ms. Dixon has more than ten years of international development experience, supporting large, complex donor-funded programs. She came to PATH from Pact Inc., where she served as deputy director for Africa, based in Nairobi, and supervised a regional team of senior management and technical staff supporting 15 country programs. She also served as acting Africa vice president for Pact, working on HIV and health, livelihoods, democracy and governance, and natural resources management programs supported by a range of donors. Prior to that, she was the program director and senior HIV/AIDS technical advisor for Pact, Inc. in South Africa, co-managing a $165 million grants program (Community REACH). She has also worked with the US Centers for Disease Control, Family Health International, and Chemonics.

Ms. Dixon has an MPH in international health promotion and an MA in international development from George Washington University and a BA in economics and English literature from Brown University.

Kateryna (Katya) Gamazina, MD

Country Program Leader, Ukraine

Dr. Gamazina is PATH’s country program leader for Ukraine. She oversees implementation of all PATH projects in Ukraine and manages the day-to-day operations of PATH’s office in Kyiv. She also serves as the project director for PATH’s tuberculosis control efforts in Ukraine and manages PATH’s avian influenza project. In addition, she is responsible for program development and maintains relationships with local partners, donors, and government agencies.

Dr. Gamazina sits on several national committees related to HIV/AIDS, tuberculosis control, and immunization in Ukraine. She has managed numerous social science and biomedical research studies and is an advisor on several PATH projects in the country of Georgia. Before becoming country program leader, Dr. Gamazina served as deputy country program leader for several years. From 1997 to 2000, she was the project director for PATH’s breast cancer project in Ukraine. She has also partcipated in several immunization and infection-control projects for PATH.

Before joining PATH, Dr. Gamazina worked as chief immunologist at Zhytomyr Regional Hospital and as an epidemiologist (infection disease surveillance) in Zhytomyr Regional Sanitary Epidemiological Station.

Dr. Gamazina received her medical degree from Kyiv Medical School, Ukraine, in 1987. Her native languages are Russian and Ukrainian, and she is fluent in English.

Joan Littlefield, MPH, MBA

Country Program Leader, Zambia

Joan Littlefield is PATH’s country program leader for Zambia.

With nearly 30 years of experience in reproductive health, child health, and primary health care, Ms. Littlefield is experienced in the administration and management of technical assistance projects, nongovernmental organizations, and US government–funded projects and in providing direct technical support, training, and program planning. She has supported both national programs and local nongovernmental organizations on four continents and in more than 12 countries, including South Africa, Namibia, and Lesotho. Most recently, she consulted with our South Africa Country Program as a reproductive health advisor. Prior to that, she served as chief of party for the Injongo Yetho HIV/AIDS Project for Africare in South Africa.

Ms. Littlefield received her MPH in international health and maternal and child health and family planning and her MBA in public/nonprofit management, both from Columbia University. Her BS in nursing is from Alfred University.

Mohammed Makame, MD, MPH

Country Program Leader, Tanzania

Mohammed Makame serves as PATH's country program leader for Tanzania. He joined PATH in 2005 as a regional tuberculosis (TB) specialist supporting programs in the eastern Africa region and the director of a TB/HIV project in Tanzania. His areas of technical expertise include disease epidemiology and surveillance, monitoring and evaluation, health management information systems, public-private partnerships, and primary health care.

Dr. Makame has more than 24 years of experience in the medical field and more than 17 years in public health. He has consulted with the World Health Organization and worked for Development Cooperation Ireland and the Embassy of Ireland in Dar es Salaam, the Ministry of Health and Social Services in Namibia, and the Ministry of Health and Social Welfare in Zanzibar. He founded and chaired the Diabetes Association of Zanzibar, a nongovernmental organization that cares for the welfare of people with diabetes and their families in the islands of Zanzibar.

Dr. Makame holds a medical degree from the University of Dar-Es-Salam in Tanzania and a masters of public health in epidemiology from the University of Pittsburgh in Pennsylvania. He is fluent in KiSwahili.

Kevin Osborne

Country Program Leader, South Africa

Kevin Osborne is PATH’s country program leader for South Africa, based in Johannesburg. The program is focused largely on supporting the South Africa National Department of Health to improve the lives of mothers, babies, and orphans; strengthen health systems; and partner to introduce and scale up reproductive, maternal and neonatal, and diagnostic technologies.

Mr. Osborne’s 20-year career in public health includes extensive experience in HIV/AIDS and sexual and reproductive health (SRH). Prior to joining PATH in 2013, he spent ten years at the International Planned Parenthood Federation in London, where he served as senior HIV advisor and led large-scale collaborations to link SRH and HIV responses and work to include antiretroviral therapy in family planning and reproductive health care.

Mr. Osborne also served as director of HIV at the Futures Group International in Washington, DC, and country director in South Africa on the POLICY project (funded by United States Agency for International Development), in addition to co-leading the global Interagency Working Group on SRH and HIV Linkages.

Mr. Osborne is a member of the Global Coalition on Women and AIDS and the Cochrane Collaboration HIV Review Group. He holds a Higher Diploma of Education from the University of South Africa, an LLB degree from the University of Cape Town, and a BA from Rhodes University in Grahamstown, South Africa.

Margarita Quintanilla, MPH

Country Program Leader, Nicaragua

Margarita Quintanilla is PATH’s country program leader for Nicaragua. Since joining PATH in 2002, Margarita has also served as the country representative for Nicaragua, as well as coordinated the Entre Amigas Project and the technical secretariat of the InterCambios Alliance (inter-American alliance for the prevention of gender-based violence from a health perspective). She is a member of the board of directors of the Puntos de Encuentro Foundation and the NicaSalud Alliance.

Prior to joining PATH, Margarita worked for the International Programme on the Elimination of Child Labour and for the Finnish Cooperation’s Reproductive Health and Women’s Empowerment Project.

Margarita holds a master’s degree in public health and health management from the Andalusian School of Public Health in Granada, Spain, with a mention in qualitative research, and a degree in dental surgery from the National Autonomous University of Nicaragua in León, Nicaragua.

Rikka Trangsrud, MA

Country Program Leader, Kenya

Ms. Trangsrud leads PATH's efforts to improve health in Kenya and East Africa. She has particular expertise in the areas of maternal and adolescent health. Her professional interests include the relationship between culture and health and the contribution that performing arts can make in influencing behaviors.

During the past 15 years living in East Africa, Ms. Trangsrud has worked with both local and international nongovernmental organizations to design, implement, and evaluate reproductive health policies and programs. She has managed numerous projects that aim to create awareness of and demand for reproductive health services at the community level as well as to improve the quality of service delivery in both private and public sectors.

Ms. Trangsrud earned her MA from the Humphrey Institute of Public Affairs, University of Minnesota, in 1990.

Tarun Vij, MBA

Country Program Leader, India

Tarun Vij is PATH’s country program leader for India. He oversees the strategic, programmatic, and financial operations for a matrix of global and in country programs implemented across PATH’s five offices in India. He also represents PATH to state governments, policymakers, the global health community, donors, and media.

Before joining PATH, Mr. Vij served as country director for the American India Foundation, where he helped stabilize and substantially grow operations. Previously, he was the project director of the TCI Foundation’s HIV prevention program, which was an implementing partner of the Avahan initiative to reduce the spread of HIV in India. Before his work with nonprofits, Mr. Vij was the managing director of the JMA Group, one of India’s largest auto component sales and distribution companies, for 18 years.

Mr. Vij holds an MBA from the University of Michigan, Ann Arbor, and a bachelor’s degree in Engineering from Punjab University, Chandigarh.

Pawana Wienrawee, MPH

Country Program Leader, Thailand

Pawana Wienrawee is PATH's country program leader for Thailand. From 2003 until 2010, she served as technical director of the program. In that role, she helped develop a strong programmatic portfolio in Thailand through local funding from various government sources in the absence of available overseas development funding. In addition, she has also attracted highly skilled staff to the Thailand program and furthered their development. Ms. Wienrawee is well recognized by our national counterparts in various ministries and fellow nongovernmental organizations. Her many years of experience in health and HIV/AIDS in the Mekong region will help in expanding our work to include other priority countries in the region.

Prior to joining PATH, Ms. Wienrawee consulted for a number of international organizations in the Mekong region and served as country program advisor for UNAIDS in Cambodia and the resident advisor of the AIDSCAP Thailand Country Program, among other positions.

Ms. Wienrawee holds a masters of public health degree with a focus on behavioral science and health education from the University of California in Los Angeles and a bachelors of science degree in public health from Mahidol University in Bangkok.

Jiankang (Jack) Zhang, MS, MBA

Country Program Leader, China

Mr. Jiankang (Jack) Zhang represents PATH in China. He is responsible for program development, project management, office management, and liaising with local and international collaborators, including local health authorities, public and private institutions, and other nongovernmental organizations in China.

Mr. Zhang joined PATH in January 2007, as senior program officer for commercialization of Ultra Rice® project in China and was appointed to program leader in September of the same year. Before joining PATH, he created and served as chief representative and general manager of Haemoneitics China Subsidiary, a Boston-based blood-processing company. Prior to that, Mr. Zhang worked in Shanghai Institute of Biological Products (SIBP), a subsidiary of China National Biotec Group, where his last position was executive vice president for operations. During his tenure at SIBP, he also served as director of the board of SmithKline Beecham Biologicals (Shanghai) Co., Ltd, and as vice chairman of the board of Shanghai Feilong Medical Diagnostic Articles Ltd., a joint venture between SIBP and the Lab System Company of Finland.

His areas of management experience include strategy, organization building, and business development and commercialization of vaccines, plasma-derived products, diagnostics, and medical devices in transfusion therapy.

Mr. Zhang obtained a diploma in public health from Shanghai Songjiang Health School, a BA in French and English from Shanghai Fudan University, a master of library and information sciences (MLIS) specializing in medicine from a joint program of Dominican University and Loyola Medical School, and an Executive MBA from the China European International Business School.