The first two editions of the Handbook of Human Performance Technology helped define the rapidly growing and vibrant field of human performance technology - a systematic approach to improving individual and organizational performance. Exhaustively researched, this comprehensive sourcebook not only updates key foundational chapters on organizational change, evaluation, instructional design, and motivation, but it also features breakthrough chapters on -performance technology in action- and addresses many new topics in the field, such as certification, Six Sigma, and communities of...