This document provides an overview of wikis, including: - Wikis allow users to easily add, remove or edit content on a website. More advanced wikis allow changes to images, tables and interactive components. - Wikis provide a simplified interface so contributors can view changes before and after editing. It is a piece of server software that allows easy web browser-based editing of web page content. - Wikis mean "what I know is" and are websites that can be quickly edited by any visitor through a simple edit button. They allow text, pictures, audio and video to be added or changed like a document. - Wikis work better through community policing rather than technology. Past