Average age of the male referees at the snooker World Championship: 49*
Average age of the female referees at the snooker World Championship: 31
We must just be quick learners.
Of course Tatiana and Desi will still be refereeing in their fifties and sixties.
*Five out of seven male referees for whom I could find birthdates. Including 31 year-old Marcel Eckhardt pulling the average down. In all cases I have assumed that they have had their birthday this year.
Do you have a favourite snooker referee? Mine's Paul Collier.