Josselyn is a public health professional with 25 years of experience leading the design, management and evaluation of successful women’s health, non-communicable disease, malaria, nutrition, tuberculosis, child survival, HIV/AIDS and other public health programs in developing country contexts. Josselyn has driven public health and market development growth for non-profit organizations and manufacturers of medicine and other health products by negotiating public-private partnerships and using evidence-based social marketing, health provider capacity building and community engagement techniques. 

Josselyn has worked in more than 20 countries across the globe. She has experience leading a regional portfolio of seven country programs in Asia Pacific, driving national-scale programming in Vietnam and Zambia and overseeing multi-country initiatives to address adolescent reproductive health and improve the financial and organizational sustainability of non-profit organizations.  She has experience building and motivating high-performing, multinational teams in both Sub-Saharan Africa and Southeast Asia. Her technical skills include market analysis, social and behavior change communication (SBCC), quality assurance, provider behavior change, social franchising, monitoring and evaluation, data-to-use, strategic planning and gender transformative approaches. An exceptional partnership negotiator and fundraiser, she has extensive experience successfully advocating for increased private sector contributions to public health priorities at national, regional and global levels.