What makes this BusinessWeek wiki feature outstanding is that it doesn’t restrict its approach on the technology.
Too often, people talk about social software in techno-gabberish, while we know that the main tasks are organization related and have more to do with change management, implementation and persuading people, i.e. finding promotors, followers, early adopters.
Supporting fitting organizational structures, through supportive management and coaching, maybe even rewards and benefit systems (I am no friend of this approach, yet, it has its merits), was not really discussed, but one could feel these issues lurking in the background in most articles.