Book excerpt: Sustaining and Improving Learning Communities is the long awaited follow-up to the groundbreaking book Creating Learning Communities. The authors continue their exploration of the concept of learning communities as an innovation in undergraduate curricular instruction that allow students to actively participate in their own education, and deepen and diversify their college experience. Jodi Levine Laufgraben and Nancy S. Shapiro address a wide range of topics such as campus culture for sustaining learning communities, learning communities and the curriculum, pedagogies, and faculty development.