With no modesty, I recommend Lee Rainie & my Networked: The New Social Operating System, which talks about this in both directions: social media > big social changes big social changes > social media A bargain on Kindle < 5 bucks) and only $15 in pb. https://www.amazon.com/Networked-Social-Operating-System-Press/dp/0262526166... Barry Wellman Step by step, link by link, putting it together--Streisand/Sondheim The earth to be spannd, connected by network--Walt Whitman It's Always Something--Roseanne Roseannadanna A day like all days, filled with those events that alter and illuminate our times--You Are There! _______________________________________________________________________ Director, NetLab Network FRSC Founder, International Network for Social Network Analysis NETWORKED: The New Social Operating System Lee Rainie & Barry Wellman http://www.chass.utoronto.ca/~wellman http://amzn.to/zXZg39 https://en.wikipedia.org/wiki/Barry_Wellman _______________________________________________________________________