Problem: In the courtroom, the judge holds ultimate authority, ruling on matters of law, weighing objections from both sides, deciding on the admissibility of evidence, and disciplining anyone who challenges the order of the court. In most jurisdictions, judges also sentence offenders after a verdict has been returned; in some states, judges decide guilt or innocence for defendants who waive a jury trial.
What qualifications are required to become a judge? Should judges be required to receive training? Why or why not?