An approach to task analysis is described and illustrated that emphasizes organizational function, job and task accomplishments, a model of job function, performer prerequisites, and multiple purpose job analysis. (JEG)

Traditional methods of job and task analysis may be categorized as worker-oriented methods focusing on general human behaviors performed by workers in jobs or as job-oriented methods focusing on the technologies involved in jobs. The ability of both types of traditional methods to identify, understand, and communicate the skills needed in high…

Phase II of a project extended data collection and analytic procedures to develop a model of expertise and skill development for en route air traffic control (ATC). New data were collected by recording the Dynamic Simulator (DYSIM) performance of five experts with a work overload problem. Expert controllers were interviewed in depth for mental…

Traditional methods for task analysis have been largely based on the Instructional Systems Development (ISD) model, which is widely used throughout industry and the military. The first part of this document gives an overview of cognitive task analysis, which is conducted within the first phase of ISD. The following steps of cognitive task analysis…