We are currently discussing these themes in an Exploratory hosted by Cognitive Edge. The collaboration/cooperation relationship is one area where Dave Snowden and I disagree. I am still exploring, so nothing conclusive at this time.

One suggestion I have for collective action is — 'temporary negotiated hierarchies' — which is both cooperative & collaborative.
https://jarche.com/2016/03/temporary-negotiated-hierarchies/

And here is a summary of how Cynefin has influenced my work:
https://jarche.com/2020/07/cynefin/