General

TechSoup “Everything You Need to Know about Web 2.0”

Tim O’Reilly “What Is Web 2.0”, September 2005

Wikipedia, “Web 2.0”

Articles

Patricia Aufderheide, Is Wikipedia the New Townhall, March 2007.

Netcentric Campaigns “Why Organize in Second Life?”

Apophenia, “Web 1-2-3”

Online Publications

PaidContent

Mashable!

Techdirt

First Monday: Peer-reviewed Journal on the Internet

Red Herring

Venture Beat

Wired 

Nonprofit Online News

TechSoup

Mobile Crunch

New Media Gulp

Reports

Dotorganize.net, “Online Technology for Social Change: From Struggle to Strategy” September 2006.

The New Media Consortium, “Horizon Report” (PDF), 2007.

Marty Kearns, Green Media Toolshed “Network-Centric Advocacy” (PDF)

David Bollier “Political Advocacy and the Networked Culture” (PDF), March 2006

Cynthia M. Gibson “Citizens at the Center: A New Approach to Civic Engagement” (PDF) Case Foundation

Jillaine Smith, Martin Kearns, Allison Fine "Power to the Edges: Trends and Opportunities in Online Civic Engagement " (PDF), 2005

Books

Yochai Benkler, The Wealth of Networks (Yale University Press, May 2006)

Jeff Chester, Digital Destiny: New Media and the Future of Democracy (New Press, 2007)

Doc Searls, David Wienberger, Christopher Locke, Rick Levine Cluetrain Manifesto (Perseus Books Group, 2001)