This doesnt apply to the ivies at all. especially the bussiness schools.I respect him and his opinion but one thing I was told when going to school is…
…Those who can’t, teach…
And that came from a professor.
Ive heard this addage too, but it is more so and r2 or r3 institution problem.
At the r1 ivy or cali schools, They recruit based on your achievements in industry, govt, or research. Due to the brand of these schools, you literally cannot get that job without having proven yourself.