User interface design

Smart Bookmarks is a Firefox extension that allows you to create smart bookmarks that can access dynamic or hard-to-reach web pages, automate common tasks on the Web, and easily share dynamically-generated content.

Web automation and customization: helping web users to improve their experience of using web sites and web applications.
Web publishing: helping small-scale web page authors present and manage data in rich, interactive ways.
Automated text editing: managing repetitive editing tasks and doing them accurately.
Usable security: rethinking computer security so that it is usable and understandable, not just secure.
Software development: making professional programmers more productive by designing tools with appropriate user interfaces.