This edited volume contains reports of current research, and literature reviews of research, involving self-efficacy in various instructional technology contexts. The chapters represent international perspectives across the broad areas of K- 12 education, higher education, teacher self-efficacy, and learner self-efficacy to capture a diverse cross section of research on these topics.  The book includes reviews of existing literature and reports of new research, thus creating a comprehensive resource for researchers and designers interested in this general topic. The book is especially relevant to students and researchers in educational technology, instructional technology, instructional design, learning sciences, and educational psychology.