"Although the role of juries and jurors has a somewhat chequered history, 'the jury, in one form or the other, became the formal method of proof of the guilt or [otherwise] of a person on trial, and juries remain one of the 'cornerstones' of the criminal justice system in many countries.There are however, many debates about the efficacy of the jury system and the ability of jurors to adequately determine the guilt or otherwise of the accused.