This action guide is intended to assist in the reading of and reflection upon "Learning by Doing: A Handbook for Professional Learning Communities at Work, Second Edition" by Richard DuFour, Rebecca DuFour, Richard Eaker, and Thomas Many. The guide can be used by an individual, a small group, or an entire faculty to identify key points, raise questions for consideration, and identify steps that might be taken to promote PLC concepts in a school or school district. The guide is arranged by chapters, enabling readers to either work their way through the entire book or focus on the specific topic that is addressed in a particular chapter. Chapters include: (1) A Guide to Action for Professional Learning Communities at Work; (2) A Clear and Compelling Purpose; (3) Creating a Focus on Learning; (4) How Will We Respond When Some Students Don't Learn?; (5) Building the Collaborative Culture of a Professional Learning Community; (6) Creating a Results Orientation in a Professional Learning Community; (7) Using Relevant Information to Improve Results; (8) Implementing the PLC Process Districtwide; (9) Consensus and Conflict in a Professional Learning Community; and (10) The Complex Challenge of Creating Professional Learning Communities. Each chapter concludes with an activity based on the chapter's contents.