「Ask Zelda」のコラムニスト「Zelda」は誰のペンネームか？

下記の記事が出ている。

　NSA's 'Ask Zelda' Advice Columnist Won't Help You Find a Triforce
　PC Magazine: March 9, 2014
　http://www.pcmag.com/article2/0,2817,2454753,00.asp

　Weirdest Snowden leak yet: The NSA has an advice columnist
　ars technica: March 9, 2014
　http://arstechnica.com/tech-policy/2014/03/weirdest-snowden-leak-yet-the-nsa-has-an-advice-columnist/