"Currently, the Fisa court has only one petitioner: the government. In its 35-year history, it has rejected 11 out of more than 34,000 surveillance requests, prompting its current presiding judge, Reggie Walton, to aggressively fight the perception it is a rubber stamp."

The headline quote is from Guardian online, here.

Wikipedia entry for Judge Walton, (not of the Walmart ownership family, and there is this); other links here, Atlantic with info on jurists making up the current FISC, including Walton, (Roger Vinson, the Reagan federal judiciary appointee who earlier while a district court judge in Florida held Obamacare's individual mandate unconstitutional - and nonseverable so it all in his view was unconstitutional - and who signed the Verizon spy-on-everyone order is a former member), and then here and here.