I'm not sure what exactly a circuit court is. I need to learn more. What is a circuit court?
A circuit court is when judges travel to different places and understand cases in a region.
Okay, I think I understand. What kind of cases do they do? 
I'm not exactly sure but I find it fascinating that Abraham Lincoln was an attorney who rode the court in Illinois!
Oh did he? I didn't know that. Were any other famous historical figures circuit court judges or attorneys?
Not that I'm aware of, but King Henry II came up with the idea of circuit court and having judges right to hear cases.
I see. So it's a pretty old system in history then? I'm just trying to remember if I've ever known anyone who was involved in a circuit court case.
Archibald Cox
Archibald "Archie" Cox Jr. (May 17, 1912 – May 29, 2004) was an American lawyer and law professor who served as U.S. Solicitor General under President John F. Kennedy and as a special prosecutor during the Watergate scandal. During his career, he was a pioneering expert on labor law and was also an authority on constitutional law. "The Journal of Legal Studies" has identified Cox as one of the most cited legal scholars of the 20th century.
Cox was Senator John F. Kennedy's
after we have all passed away, but, if we are really lucky, it may just happen in an enormous tank of minutely scrutinised water currently located down a mineshaft in Japan. If and when it does, physicists the world over will jump up and down with excitement, because they will have learned something truly profound. Exactly what would take too long to explain, which is a relief, because I'm not at all sure I understand it. Read the book and try for yourself... I am in a better