Even thought classes are persona, not persona but many teacherscassignnpersinas, with psychological traits, to student classes, especially in difficult ones.
They believe this gives them a predictability and by applying their empirical experience inndeslibg with real persona of similar persona, they can manage the class better.
But pedagogy and Public speak ing points that one should either speak to a class as if address ing one person or focus on individuals for effect.
What do you think?