Johan Mau­r­er starts with the recent pub­lic con­tro­ver­sy over Sid­well Friends but then trans­vers­es a long sweep of Quak­er school iden­ti­ty debates, includ­ing one at a parent-led school coop with which he was involved:

The one I remem­ber most vivid­ly echoed the West­town debates: how much overt Quak­erism is too much for a school that was already attract­ing non-Quaker fam­i­lies? After lis­ten­ing to some of this debate, Earl­ham’s Paul Lacey said to me, “Instead of being ‘in the world, but not of it,’ too often we Quak­ers are of the world, but not in it!”
https://​blog​.canyoube​lieve​.me/​2​0​2​0​/​0​6​/​q​u​a​k​e​r​-​e​d​u​c​a​t​i​o​n​-​i​n​-​p​a​n​d​e​m​i​c​.​h​tml