This panel will provide an overview of Assessment in Action learning projects, which assessed library impact on student learning. Augustana College studied the effect of using original primary materials on first-year students’ information literacy and critical thinking skills. DePaul University investigated how independent learning activities allowed first year students to articulate how the library contributed to their success. Illinois Central College looked at library instruction’s impact on student success within sections of Composition ENG 111 (Composition II) courses. Illinois Institute of Technology examined whether intensity of library usage affected undergraduate student success.