Rachel Cohen writes here about the charter supporters backing Pete Buttigieg. 

Billionaire Reed Hastings held a fundraiser for Mayor Pete. Hastings, CEO of Netflix, has given millions to the California Charter Schools Association. He has said he looks forward to the day when there are no elected school boards. He likes schools run by corporate boards. He says they didn’t discuss charter schools, which is one of Hastings’ causes about which he is passionate.

Source: Vice: Pete Buttigieg’s Financial Relationships with Charter Advocates | Diane Ravitch’s blog