In this court sit the highest and most respectable judges. The Supreme Court has the ability to actually decide appeals on each individual case brought to federal court. You can also appeal cases that have been brought to state courts but involve federal law. After circuit courts or state supreme courts issue a final ruling on a case, each person can decide whether they want to appeal to the Supreme Court. Many people file something known as a writ of certiorari. The writ of certiorari is in layman's terms a person asking that his case be sent to a higher judicial system for better review. The problem with the Supreme Court is that they can choose whether they want to hear a case or not. If they don't approve the act, whatever the lower court's ruling stands. The Supreme Court usually only deals with cases that affect people nationwide and decides whether or not things are constitutional. Less than 1% of appeals filed with the Supreme Court are actually heard. Many judges aspire to become Supreme Court justices. The selection process is the same, although it is even more rigorous than before. Most of the time a Supreme Court justice was a circuit judge, or even studied and taught law at some point in his or her life. To become a judge, experience is the main thing