[EricH]

Originally Posted by Cooley744

I'm almost positive that there are 4 "drivers". One for driving, one for arm, one coach, and one robocoach. You can switch every match if I'm not mistaken.

Yep. All the drivers (operators) must be pre-college students, with the exception of the coach, who may be an adult or a student. No rules on how many times you can change.