Epistemic network analysis: A prototype for 21st-century assessment of learning

In this article we examine educational assessment in the 21st century. Digital learning environments emphasize learning in action. In such environments, assessments need to focus on performance in context rather than on tests of abstracted and isolated skills and knowledge. Digital learning environments also provide the potential to assess performance in context, because digital tools make it possible to record rich streams of data about learning in progress. But what assessment methods will use this data to measure mastery of complex problem solving -- the kind of thinking in action that takes place in digital learning environments?