Conversation so far:
who is the judge on americas got talent
The current line-up consists of Simon Cowell, Howie Mandel, Heidi Klum and Sofia Vergara.
who were the original judges on America's Got Talent
The network green-lit a pilot episode with Simon Cowell forming a panel consisting of himself and two other judges, including tabloid journalist Piers Morgan.
who were the other original judges on America's Got Talent, besides Simon Cowell and Piers Morgan
Production staff appointed the program's first judges to be David Hasselhoff, Brandy Norwood, and Piers Morgan.

Question: who was the director
Self-contained rewrite: who was the director of America's Got Talent