Mike Pompeo, the man that President-elect Donald Trump chose on Friday to lead the CIA when he becomes president, has long been a vocal supporter of expanding the government's surveillance powers.

As Congress worked to wind down the National Security Agency's bulk data-collection program last summer, rolling back one of the secret measures first authorized under President George W. Bush, Pompeo—a Republican representative from Kansas who sits on the House Intelligence Committee—was pushing back.

In an op-ed published in The Wall Street Journal this January, Pompeo argued forcefully against "blunting" the government's surveillance powers and called for "a fundamental upgrade to America's surveillance capabilities." In the piece, he laid out a road map for expanding surveillance: