Mary Ellen Callahan

Mary Ellen Callahan

Mary Ellen Callahan is Chief Privacy Officer and Chief Freedom of Information Act Officer of the Department of Homeland Security in the United States. Wikipedia*

On the C-SPAN Networks:
Mary Ellen Callahan has three videos in the C-SPAN Video Library; the first appearance was a 2011 House Committee. The year with the highest average number of views per program was 2015 with an average of 403 views per program. Most common tags: Online Technology, Fourth Amendment.

Appearances by Title:


Chief Privacy Officer, Department of Homeland Security c. January 1, 2009 - c. January 1, 2012 Videos: 3

Recent Appearances

  • Digital Privacy

    Digital Privacy

    Panelists talked about digital privacy issues, including the European Court Court of Justice’s ruling that the U.S.-European…

  • Internet Caucus on Privacy

    Internet Caucus on Privacy

    The Congressional Internet Caucus Advisory Committee spoke about privacy law and technology following the recent leaks of…

  • Freedom of Information Act Standards

    Freedom of Information Act Standards

    The House Oversight and Government Reform Committee held a hearing about allegations that Department of Homeland Security…

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Appearance Stats

* The first paragraph of this page uses material from the Wikipedia article 'Mary Ellen Callahan', which is released under the Creative Commons Attribution-Share-Alike License 3.0. Footnotes and parentheticals have been removed.