As publishing becomes digital, content is under pressure to be "free" as in "costs nothing" and "open" for people to interact with and modify. Old business models, however, often stand in the way. This session includes a case study on Flat World Knowledge, whose disruptive business model does the following: 1) Delivers cost savings to students; 2) Provides enhanced choices for students to access textbook content in the format that best suits their learning style, and 3) Gives faculty the flexibility to adapt textbook content to better suit their teaching style.