It is very, very high.
I’d have to dig to find the exact numbers but about 90 are directly involved in instruction, project management, etc. Not including student support.
> Do not make changes to ongoing cohorts
We really try to avoid doing so, but in some instances it is impossible.
> Isn't this something a school would be able to educate on? Why not introduce group projects (maybe you already have them)?
We do have group projects and do try to educate here. Students will come back a year after being hired and say, “Wow, I thought x was a waste of time but it was extraordinarily useful” all the time.