This slide show from a presentation given at the American Evaluation Association conference in 2011 by Johanna Morariu and Veena Pankaj looks at data and information visualisation and how it can be utilised throughout the evaluation cycle.
The discuss the design principles that can be used to ensure data and information is easily accessible in a visual format and also demonstrate how it can be used at the various stages of the evaluation cycle. Finally they prescribe a number of tools that can be used to support this process.
Morariu, J., & Pankaj, V. (2011, November). Data and information visualization throughout theevaluation life cycle for participatory evaluation and evaluation capacity building. American evaluation association: evaluation 2011. Retrieved from http://www.innonet.org/client_docs/morariu_pankaj_datainfoviz_pres.pdf