The chapters in this book are written by leading researchers who highlight the major integration issues and challenges, and offer various solutions to bridge the gap HCI and SE, including: Extending software engineering artifacts to UI specifications, such as annotating the case of use with job descriptions, notations Improving object oriented software engineering and HCI methods Possible model extensions for requirements gathering through field observations and interviews, the formation of a conceptual design model from scenario models the task, and use case and the personality to use as a way to understand and model end-users, a new methodology for designing interactive systems, and approaches complement the existing methodology.