 It says a solid majority of Americans say Supreme Court justices are more likely to be guided by their own ideology rather than serving as neutral arbiters of government authority. It says that the survey found 7 in 10 Americans think the high court justices are more influenced by ideology, while only about 3 in 10 U.S. adults think that justices are more likely to provide an independent check on other branches of government by being fair and impartial.