We already don’t. Like 15% of postdocs become professors and its similar for PhD to postdoc. A vast majority of PhDs go to industry or government work.
As to whether you want most PhDs in academia that is a values question of whether a PhD does more for society in academia or elsewhere.
Do we even want most PhDs in academia?
Most of the people in my lab are focused on conquering hair loss and prolonging erections
We already don’t. Like 15% of postdocs become professors and its similar for PhD to postdoc. A vast majority of PhDs go to industry or government work.
As to whether you want most PhDs in academia that is a values question of whether a PhD does more for society in academia or elsewhere.