Your credibility would be better if you disclosed obvious bias that's in plain view.
For all his obvious bias, Wilson has a better overview of the race than most.
The judge, he said, "exhibited an obvious bias in favor of the Government."
"Megan has such obvious potential bias that she may have made this whole thing up."
Often it can be useful to select a source with a strong and very obvious bias, at least initially.
Some sources have a subtle rather than a very strong and obvious bias.
The obvious bias in your last paragraph doesn't exactly help the debate.
He made the first cut, when jurors can be dismissed "for cause," like obvious bias.
The State's doctor is a man with an obvious bias.
Judge Sessions qualified her, saying she showed no obvious bias.