Board Thread:The Time Lord Academy/@comment-188432-20130501210751/@comment-188432-20130506133317

They can't be used interchangeably. is much more limited. The only thing it does is get rid of precedent articles. is in no way a replacement of. It's kinda in the name: is for titles,  is for names. The only area of overlap is that some characters in the DWU go by titles rather than proper names. In these cases, it's marginally better to go with, though you can use , so long as it's a one word name following the article.

In other words, The Doctor will be sorted properly using either or. However, something like The War Chief is only sorted properly using.

Again, please read the template instructions if you want more info. has a wide variety of examples and explains that template's precise functionality in some detail.