- Try {LIST_ROW_OWNERNAME}
- Have a look at http://www.cotonti.com/extensions/navigation-structure/pagelist
- You'll probably need a custom plugin for this, basically only with a simple SQL query.
Regarding the tags, give this a read: http://www.cotonti.com/docs/ext/themes/cotemplate_debug_mode
It explains how to dump all available tags.