We highly recommend the "Regenerative Leadership" book by Giles Hutchins and Laura Storm as a companion to this series. If access to this book is a challenge, contact firstname.lastname@example.org and we will get you a copy.
Network Mindset & Emergence - July
During session 3 Zach mentioned "Dunbar's Number" in reference to group sizes. This is a good article on the subject, but a Google search for Dunbar's Number will present many options for further study, and Wikipedia has a quick straightforward explanation as well.
Network Coordination - August