user with extraneous information, and the content should be imparted quickly and accurately. These design goals are conveyed succinctly in the principle ''less is more''.

Length and number

As hatnotes separate the reader from the content they are looking for, hatnotes should generally be as concise as possible. Long explanations are generally discouraged; the article's lead text, not the hatnote, should explain what the article is about. In almost all cases, the hatnote is intended only to

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