diff --git a/scaling-community-decision-making/drupal-community.md b/scaling-community-decision-making/drupal-community.md
index dcf2a57..0287d98 100644
--- a/scaling-community-decision-making/drupal-community.md
+++ b/scaling-community-decision-making/drupal-community.md
@@ -115,3 +115,8 @@ all this increases the need for ... scaling decision-making.  Involving more peo
 
 It's become
 some very smart people— and they feel blocked
+
+
+> almost everyone nowadays insists that participatory democracy, or social equality, can work in a small community or activist group, but cannot possibly ‘scale up’ to anything like a city, a region, or a nation-state. But the evidence before our eyes, if we choose to look at it, suggests the opposite. Egalitarian cities, even regional confederacies, are historically quite commonplace. Egalitarian families and households are not.
+
+David Graeber and David Wengrow, "[How to change the coures of human history (at least, the part that's already happened)](https://www.eurozine.com/change-course-human-history/ )" (2 March 2018) accessed 2018 December.
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