The document summarizes Sonja Plummer-Morgan's presentation on social media trends and the library profession. Some key points include:
1) Librarians need to act globally and collaboratively online just as people in the world are acting globally.
2) Social networks can be used by libraries to communicate, deliver information, and organize information as an extension of traditional services.
3) Popular social networks like Facebook, Twitter, and LinkedIn provide opportunities for librarians to connect, share information, and market services.