Kathleen Donnelly, content manager for PATH, writes in the organization’s blog about “[t]he first mass vaccination campaign conducted in Africa with a vaccine that doesn’t require constant refrigeration … The MenAfriVac vaccine was developed through the Meningitis Vaccine Project, a partnership between PATH and the World Health Organization. It used a unique vaccine development model that aimed at providing an effective, affordable, and long-term solution to epidemic meningitis in the African meningitis belt, a large area that stretches across the continent from Senegal to Ethiopia…” (2/18).