Judges must perform their duties "fairly and impartially."
ABA Rule 3.6 prohibits judges from participating in organizations that discrimination.
Judges must avoid most communications about a matter unless all parties thereto are present.
Judges may be disqualified if the judge's impartiality might reasonably be questioned.
Former judges shall not represent anyone in connection with a matter he personally participated in. Rule 1.12(a).
Former judges shall not negotiate for employment with any person participating as a lawyer in a matter he personally participated in. Rule 1.12(b).