Mary Ellen Callahan

Mary Ellen Callahan

On the C-SPAN Networks:
Mary Ellen Callahan was a Chief Privacy Officer for the Department of Homeland Security with 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 464 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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