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Sierra Leone team

  • Mohamed Yilla Country Director

    Dr. Mohamed Yilla is Country Director leading the E4A efforts in Sierra Leone. Mohamed has a clinical background in Obstetrics and Gynaecology with a longstanding interest in healthcare management around maternal health working with a Scottish charity for several years and the NHS Public Health unit, where as a ‘change agent’ he has facilitated quality improvements around service delivery for maternal health. He has been strongly involved in shaping health policy and has contributed to the development of the Department of Health UK-Government wide strategy for Global Health, as well as working with key political figures including Parliamentarians and Health Ministers to improve health in Sierra Leone. Having strong roots in Sierra Leone gives him an added motivation to ensure country ownership of E4A’s success and this remains a compelling moral imperative that drives his passion for improving Maternal and Newborn health.

  • Sowo Lebbie Advocacy Advisor

    Sowo Lebbie has a strong public health background with over ten years experience working with International Non Governmental Organizations (NGOs) in public health fields and over five years experience in programme management in the field of child survival and development. She has been involved in advocacy efforts at all levels (community, district and national) particularly helping to shape the strategic maternal and child health reference policy document in Sierra Leone and internationally. Sowo was also a core team member in developing and implementing the maternal and child health package interventions in Koinadugu district which has scaled up in other parts of the country. As a mother of three beautiful children, understanding and contributing to changing the health landscape for mothers and newborns is of great importance to Sowo; in her opinion, every mother and her child deserve to survive and thrive.

  • Bockarie Sesay Evidence Advisor

    Bockarie's background is in community health, including clinical skills. He has focused on monitoring and evaluation of programmes with international non-governmental organizations in public health, education, governance, capacity building and livelihoods. He has being involved in the design, implementation, monitoring and evaluation of national level programs, such as the Global Fund funded Scaling up of malaria interventions for universal coverage in Sierra Leone Round 10. Bockarie hails from Koinadugu, which has one of the worst maternal and child health indicators in Sierra Leone. He was a core team member in developing maternal and child health package interventions in Koinadugu, which is now being scaled up nationally. Bockarie believes in the power of quality evidence to propel advocacy and create change.

  • Vandi Gamanga Programme Associate

    Vandi is the Programme Associate for Mamaye with high level of Programme Management background.  He currently holds a Postgraduate Master Degree in Business Administration (MBA) Project Management option, a Bachelor of Education in Business Studies and a Higher Teachers’ Certificate in Secondary Education.  He worked for the United Nation World Food Programme in Sierra Leone for close to one decade where he served as Senior Programme Assistant, Field Coordinator for livelihood, education and Maternal and Child Health projects. He has acquired professional experience in the fields of administrative & financial management, logistics, procurement and results-based monitoring (RBM) and evaluation.  He also has knowledge and skills to plan, coordinate and manage programme activities and finances. Amongst his strengths is attention to details and ability to perform tasks with accuracy and meeting deadlines. He has practical experience in the conduct of surveys and the assessment and evaluation of projects. Vandi has attended various leadership trainings, which strengthened his management skills.

  • Nina van der Mark Technical Assistant - AHBN


  • Trish Doherty M&E Adviser

    Trish Doherty is the Monitoring & Evaluation Advisor on the E4A-MamaYe programme at Options. Trish has worked across health, governance and resilience projects and has a wide range of expertise in managing and delivering qualitative and quantitative research and ensuring evidence informs programme and policy development. 

  • Sallieu Sesay Communications Coordinator

    Sallieu Sesay is the communications officer at MamaYe Sierra Leone, responsible for producing content for print, web, digital and social media platforms. He aims to inform and empower people to demand timely and responsive healthcare services, as well as taking action to save mothers’ and babies’ lives.

    Sallieu has a background in human rights journalism, and has worked for Torchlight Newspaper and Exproplux Magazine.

    Currently, he owns one of the leading online news website in Sierra Leone Mysierraleoneonline.com an Online News website.


  • Sara Nam TSU Coordinator - Sierra Leone

    Sara Nam is the E4A Technical Support Unit coordinator for MamaYe in Sierra Leone.  Sara is a reproductive health expert with 25 years’ experience in the health sector and extensive experience working in resource-poor countries in both development and humanitarian settings. Sara is a Midwife and holds a PhD in epidemiology from the London School of Hygiene & Tropical Medicine, where she also obtained her MSc in reproductive & sexual health research.