The criminal trial: functions and purposes

In this video, Patrick Gallimore discusses the criminal trial and its scope. He explains the issues of the burden and standard of proof, and goes on to consider some of the underlying purposes of the trial.

Why do you think the rules on burden and standard of proof are as they are? Do you think the underlying purposes of the trial to which Patrick refers are good purposes? How might you decide whether they are achieved in practice? Do discuss your thoughts with your colleagues.