Silvia Bastos is one of the co-hosts of the recent Pico Island gathering: https://anchor.fm/Microsolidarity/episodes/Pico-Island-Congregation---1st-Summer-Gathering---June-2021-e136g6k
She interviewed Richard Bartlett, one of the co-hosts of the recent Enspiral Europe gathering. 
Video of this conversation is available here: https://youtu.be/W6T65zm2Jl4
Mentioned in this conversation: 
https://visakanv.gumroad.com/l/friendlynerdbook
https://LifeItself.us
https://en.lacuisinedelabienveillance.org/les-messagers
https://en.wikipedia.org/wiki/Open_Space_Technology
https://www.liberatingstructures.com/8-troika-consulting/
https://epiccollaboration.com/approaches/mg-taylor-practiced-anz-paz
https://www.thehum.org/post/how-do-we-want-to-be-together
https://www.goodreads.com/book/show/1145867.Sitting_in_the_Fire
https://www.moodcafe.co.uk/media/50868/1.1%20Trigger%20Logs.pdf
http://microsolidarity.cc