“…[W]e’re encouraged by the GAVI Alliance’s new application guidelines, which outline strengthened requirements for data verification of the immunization outcomes used for performance payments as part of its Health System Strengthening (HSS) support,” Victoria Fan, a research fellow with the Center for Global Development (CGD), and Kate McQueston, a program coordinator to the global health policy team, write in the center’s “Global Health Policy Blog.” They continue, “However, much more work on data verification is still needed, both by GAVI and the global health aid community writ large…” (3/11).