This bibliography provides citations to hundreds of articles and books related to Direct Instruction. It has four major sections. The first section lists the DI programs developed over the years, with separate sections for different subjects. Sections II and III focus on studies of DI’s effectiveness, categorizing the works by the type of research design and curricular focus. Additionally, each of these sections includes subsections for studies with students with disabilities and studies with English as a second language (ESL) students. Section II lists studies that utilized randomized control designs, while Section III lists studies that used quasi-experimental and other designs. Section IV lists a wide variety of other material related to Direct Instruction, such as general articles and books, criticisms and responses, writings on Project Follow Through, teacher training, implementation, and material related to specific subject areas and target audiences. An extensive sub-section (W) lists studies that were instrumental in the development of the programs. Subsections (Y) and (Z) list unpublished dissertations and theses, and case-study reports from individual schools and districts.