NAIS is a Professional Learning Community (PLC). A Personal Learning Network (PLN) is a personal, learning-focused online and in-person network. The document provides characteristics of a PLN and an example of one person's PLN using various online tools and connections. It discusses how PLNs can continue learning by sharing solutions and discussing problems through blogs, comments, and social networks. PLNs add value by facilitating voluntary participation and connection that leads to more learning opportunities. Learning theories evolve over time to reflect new contexts enabled by technology.