User-Developer Cooperation in Software Development Gisela plus more work than I

plus more work than I care right now to contemplate

3Grundsatz der Klarheit

but also presents reports on the application of these results in industry

er wird in der diagnostischen Kunst mit grol~er Liebe unterwiesen

User-Developer Cooperation in Software Development Gisela plus more work than IThe topic of the research reported here is direct user participation in the task based development of interactive software systems. Building usable software demands understanding and supporting users and their tasks. Users are a primary source of usability requirements and knowledge, since users can be expected to have intimate and extensive knowledge of themselves, their tasks and their working environment. Task analysis approaches to software