WHO requires the successful bidder, to carry out  vaccine and immunization - related research taxonomy to systematically categorize and organize diverse research areas serving the global immunization community, in order to offer a common reference point and clarify the distinction between different types of immunization research and the stakeholders associated with each. This includes defining nomenclature and profiling stakeholders conducting immunization and vaccine research or using their outputs . See detailed Terms of Reference in Annex 1 for complete information.   The successful bidder shall be a ☒ for profit / ☒ not for profit institution operating in the field of research and immunization with proven expertise in academic research.