Abuse is never a solution or medicine against anything and I hope people start to wake up and change everywhere.

I was a backbencher student

This is new to me, I've never heard of such treatment, actually I had to look it up to see if I understand you correctly. In my time, naughty kids were placed in the first row but not to shame them, but to keep an eye on them and it was certainly not for neglecting homework.

I'm sorry to hear you had to go through this.