I just want to say I follow a lot of court case within the Tech Industry mostly Apple, Samsung, Qualcomm, Intel. And Judge Yvonne Gonzalez Rogers is the only Judge that seems to have clear, well reasoned verdict in all of her cases. Compared to many others cases where the Judge were clearly biases from the very beginning. The other thing that really irritate the heck of me from Apple's PR, are their insistence of men…
Judges in the US certainly have varying political persuasions and values, but you would be hard-pressed to find a federal court judge who isn't trying to faithfully decide each case on its merits. It's part of their oath or affirmation.
Judges are professionals and can express preliminary views on issues without being 'biased'.