The document discusses problem-based learning (PBL) and the role of librarians in supporting PBL programs. It defines PBL as an instructional method that relies on collaboration, critical thinking, and hands-on learning. The document outlines six frameworks for librarian involvement in PBL including reference desk assistance, instruction, course-related support, collection management, faculty/student consultation, and group facilitation. It also discusses authentic learning approaches and their importance in developing real-world problem solving skills through activities like case studies and simulations.