Instructional Technology/Robert M. Gagne
Robert M. Gagne
A true gentleman and scholar, Robert M. Gagne devoted his career to research in learning and the application of instruction.
The Legacy of Robert M. Gagne is an authoritative work on the contributions of Gagne to the field of instructional technology (IT). This edited book provides a historical overview of his life and work, including articles by six authors. This work examines Gagne's major ideas (models of human behavior learning, the cumulative learning model, learning hierarchies, domains of learning, mastery learning, and integrative goals for instructional learning). It examines the impact of these ideas on the IT field and concludes by asking how his work will impact the future of IT.
The following is a link to Wikipedia which also provides information on Robert M. Gagne. 
- Richey, R.C.(Ed.). (2000). The Legacy of Robert M. Gagne. Syracuse, N.Y.: Clearinghouse on Information and Technology.