"PR can be the lead element for communications," says Richard Edelman, president and CEO of Edelman.

In 2006, the firm proved that mantra to both clients and industry peers, Edelman says, via its advancements in social-media initiatives, opinion-leader work, issues management, research, and classic media relations - "everything with PR at the center."

"So many strands have come together for us, and for clients," agrees Talbot.

From the A&R acquisition, to its work with MySpace, to its NGO/social marketing partnerships, Edelman's forward-thinking ...