Long before you became a part of your community and, hopefully, a contributing member of society, there were the original communities, which were made of networks of bacteria. The inhabitants of these worked together to ensure the survival of as many members as possible. Today, these communities are called biofilms and they’re found almost anywhere they can survive. Fossil records indicate they’re at least 3.25 billion years old, and they’ve been with us ever since.[1] (more…)