Whether it is to understand and explain what enterprise social networks are or think about their use-cases, we tend to focus on two cornerstones : people and content.
People because it's about people-centric and bottom-up approaches. Content because it's what stimulates participation and attract users.
Now it's obvious that it's not enough to give points of references. Because an approach that mainly focuses on people lacks context. Connecting people and and bringing them together is not enough if the context does not give them a common goal. Same for content :...
Summary : it's more than difficult to make people participate into social or participative activities that are trying to emerge all around the organization,...