Home > West's Encyclopedia of American Law > Voir Dire

[Old French, To speak the truth.] The preliminary examination of prospective jurors to determine their qualifications and suitability to serve on a jury, in order to ensure the selection of fair and impartial jury.

Voir dire consists of oral questions asked of prospective jurors by the judge, the parties, or the attorneys, or some combination thereof. This oral questioning, often supplemented by a prior written questionnaire, is used to determine whether a potential juror is biased, knows any of the parties, counsel, or witnesses, or should otherwise be excluded from jury duty. Voir dire is a tool used to achieve the constitutional right to an impartial jury, but it is not a constitutional right in itself.

Typically, a number of prospective jurors are called to the jury box, given an oath, and then questioned as a group by counsel or the court. Local federal rules generally provide for questioning by the...