EDITORS NOTES 3 Tarek Azzam, Stephanie Evergreen 1. Data Visualization and Evaluation 7 Tarek Azzam, Stephanie Evergreen, Amy A. Germuth, Susan J. Kistler This chapter elaborates on the definition of data visualization, highlights its historical development, and outlines future trends in data visualization and the potential influence these trends will have on evaluation practice. 2. Developments in Quantitative Data Display and Their 33 Implications for Evaluation Christopher Lysy This chapter introduces evaluators to newer quantitative display types that have gained popularity over the last decade, and presents new functionalities, made possible by the Web, and discusses how these features can be used to increase the amount of data presented while maintaining visual simplicity. 3. Visualizing Qualitative Data in Evaluation Research 53 Stuart Henderson, Eden H. Segal This chapter introduces data visualization techniques for qualitative data, and describes a conceptual framework for understanding the different types of qualitative data visualizations before providing examples of visualizations in various evaluation contexts. 4. Toolography 73 Susan J. Kistler, Stephanie Evergreen, Tarek Azzam This chapter offers descriptions of a selection of the tools mentioned in the volume, as well as others in use in the field, and provides readers with a general estimate of their ease of use, whether free or not, and strengths/weaknesses. INDEX 85