Who is A.J. Freeman? Idaho Falls native A.J. Freeman, right, will appear om Jeopardy! on Tuesday. Freeman is pictured with host Alex Trebek. “I was really excited to get on while Alex was still the host,” Freeman said. “After all, he is Jeopardy!” For trivia enthusiasts, rubbing shoulders with Alex Trebek on the set of Jeopardy! is the Holy Grail. Read more about Who is A.J. Freeman?