Working for 15 years as an associate director on Judge Judy has definitely influenced Karen Beck. Why else would she be willing to fess up to a gaffe she made decades ago as a booth PA that even her AD never managed to solve?
Garry Hood has spent the last three decades as the head stage manager for the biggest award shows on TV. Even Michael Jackson (while being escorted to the restroom at the Kennedy Center) asked Hood how he managed to stay so calm during a live show.
Some are born to it, and others just fall in. For 1st AD Justin Muller it was the former. His grandmother was one of the first women film editors in Italy and his grandfather was head of publicity for MGM Italia.