Byron Tau served as a reporter in The Wall Street Journal's Washington, D.C., bureau, where he reported on national security, law enforcement and legal affairs.

Over the course of more than a decade in Washington, Tau has covered all three branches of the federal government. He served as a White House reporter during the Obama administration, covered Congress with a focus on the intelligence, oversight and judiciary committees and has covered courts and constitutional law issues for the Journal.

He is the author of "Means of Control: How the Hidden Alliance of Tech and Government Is Creating a New American Surveillance State," about how commercial data is increasingly being repurposed for government surveillance. He began his career at Politico, where he covered the White House, lobbying, campaign finance and politics. He is a native of Holliston, Mass.

Wall Street Journal, Media Professionals, Journalism, Online and print journals Political, Editing,