The field of instructional design and technology (IDT) evolved during the 1990s to include theories and practices of performance improvement. Some authors have indicated that the goal of our field has shifted from facilitating learning to improving performance; and contemporary definitions of IDT incorporate human performance technology concepts…

Performance support systems can play an important role in corporations by managing and allowing distribution of information more easily. These systems run the gamut from simple paper job aids to sophisticated computer- and web-based software applications that support the entire corporate supply chain. According to Gery (1991), a performance…