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A Task Analysis Tool for the Creation of Psychotherapeutic Virtual Environments

This paper aims to explore the usefulness of a Virtual Environment Task Analysis Tool (VETAT-PSYCH) to help psychologists design virtual environments. The tool, in the form of a workbook, was developed to support the needs analysis process essential to the design of virtual environments applied to the resolution of various psychological disorders. The successful design of a virtual environment rests on an analysis of the user and task requirements of a given application. An understanding of the target application is critical to treatment effectiveness and client satisfaction. VETAT-PSYCH aims to help close the gap between psychologists and developers, ensuring that applications meet both client and therapist expectations. The tool also aims to support the evaluation of various designs. The more informed our analyses, the better our design choices and clinical effectiveness are likely to be. To demonstrate the potential usefulness of the workbook, VETAT-PSYCH is applied to the relational obstacles encounte...