Teachers and school administrators at all levels are inundated with data, at times so large and complex that it becomes difficult to process. Explore opportunities and approaches with Tableau, a data visualization application, that information technology services has utilized at Loyola University Chicago for data-based decision making. This includes connecting to multiple databases, Excel spreadsheets and commingling other data types to visualize and inform decision making. Participants will experience hands-on application of using “big data” sets with Tableau Public, as well as best practices for handling large data sets and how to construct reports/dashboards with the tool.