The document discusses the measurement of value and return on investment (ROI) for academic libraries through the IMLS Lib-Value project, highlighting various methods to assess the contributions of library resources and services to different stakeholders. Key findings include the importance of both economic and social values of library materials, usage patterns among faculty, and the positive impact of library services on teaching and learning. The document also emphasizes the changing dynamics of library resource usage, particularly the increasing preference for electronic formats over print.