When screening potential jurors before a trial, Jo-Ellen Demitrius, reputed to be the best consultant in the business of jury selection, asks an artful question: “If you were the only person who believed in my client’s innocence, could you withstand the pressure of the rest of the jury to change your mind?” How could any self-respecting prospective juror say no? And having made the public promise, how could any self-respecting selected juror repudiate it later?