No.
https://en.wikipedia.org/wiki/Mart%C3%ADn_Varsavsky
It's right there in the exTwitter bio:
Tech entrepreneur 5 time unicorn founder. Tech investor, father of 7https://en.wikipedia.org/wiki/Mart%C3%ADn_Varsavsky
It's right there in the exTwitter bio:
Tech entrepreneur 5 time unicorn founder. Tech investor, father of 7"In 2012 Varsavsky began teaching entrepreneurship at Columbia University in New York City.[19]"
So, yes?
Like, I mean, I suppose technically he qualifies as "Ivy League professor" (maybe? 'professor' just means any lecturer in the US, right?), but he's hardly what you think of when someone _says_ that.
Not my bar for "Ivy League professor" ..
I prefer my world class professors to have little more than a [19] -> LinkedIn [self-published source], but we can't all have the same standards.