Set your name in
Most of the JSPWiki tags work in the context of the "current page". In most cases, this "current page" is affected by both the page name, and the version. For example, if you are doing a version iteration using HistoryIteratorTag, then the AuthorTag always refers to the author of that particular version.
Here is an alphabetical list of all the tags that the site administrator can use when he is building his own WikiTemplate. Scroll down for a topical list.