This document provides an overview of key concepts from the book "Wikinomics" by Don Tapscott and Anthony Williams. It outlines three main learning objectives: 1) to consider issues relating to Web 2.0, 2) to understand the concept of "wikinomics", and 3) to examine benefits and difficulties of wikinomics. Key terminology from the book is defined, such as "peering", "prosumers", and concepts related to the democratization of media through user participation and peer production. Examples are given of early peer-produced projects like Linux, Wikipedia, and MySpace that showed the potential of mass collaboration online.