In the aid transparency arena, one of the most frequently raised issues concerns data use. Why has there not been more uptake of data from the myriad of potential users? What is available and what isn’t? What are the barriers to use? With that in mind, we decided -- through the lens of a user -- to leverage our knowledge and experience to try to answer these questions using US International Aid Transparency Initiative (IATI) data. Our latest report, US Transparency: An Assess