If you want to disrupt capitalism, you have to do what capitalists do, but ethically and responsibly.
How many people are are willing to do what we currently delegate to profit-seeking businesses, but which are seen as not very fun? Without a profit return? Let alone want to, or to run an organization that does them?
Society needs managers. Removing profit from the equation doesn't change that.
Where are all the socialist managers? Do we need a #socialist business school?