Social Agents (and assessments) will enable more meaningful connections between learners and content personalized for them. Following people, and social media (i.e. wikis, blogs, open content, etc) enables our technologies to act as our agent to keep track of people and content that we choose to follow.
Here is a wonderful explanation by Chris Messina of how The Social Agent will assist us follow the people and content that we care about:
Social Agent: Follow from Chris Messina on Vimeo.
