"Research Library Issues" ("RLI") focuses on current and emerging topics that are strategically important to research libraries. The articles explore issues, share information, pose critical questions, and provide examples. This issue includes the following articles: (1) Business Intelligence and Data Visualization with Tableau in Research Libraries (Martha Kyrillidou); (2) Assessment of E-Resource Usage at University of Massachusetts Amherst: A MINES for Libraries® Study Using Tableau for Visualization and Analysis (Rachel Lewellen and Terry Plum); and (3) Tableau Unleashed: Visualizing Library Data (Jeremy Buhler, Rachel Lewellen, and Sarah Anne Murphy). Individual articles contain endnotes.