And regulations call for employees to seek a waiver or recuse themselves from matters in which a reasonable person could question their impartiality.
Many have also questioned the author's impartiality due to her support and advocacy of US arms sales to Pakistan.
She understood that people who didn't know her might reasonably question her impartiality and she freely stepped aside in such cases.
The defense claims, he said "do not raise matters that would cause a reasonable person to question my impartiality."
"I want you to ask yourself: 'Do I have any reason to question my impartiality?' "
His articles and books are the subject of criticism questioning their impartiality and historical accuracy.
At the very least, Glazer should have so informed your readers, so that they could have some opportunity to question his impartiality.
"That simple fact alone would cause a reasonable person to question your impartiality."
But the relatives, questioning the judge's impartiality, are asking that he step down from the cases.
Any religious clothing or insignia they wear could make some viewers question their impartiality.