In Part I of this two-part series, we examined the design and development of NERVE: A virtual patient simulation created to give medical students standardized experiences in interviewing, examining, and diagnosing virtual patients with cranial nerve disorders. We illustrated key design features and discussed how design-based research studies…

Research into teacher learning and practice over the last three decades shows that the teachers of a specific subject need to possess knowledge that is different from the knowledge of other content experts. Yet this specialized version of content knowledge that teachers need to plan instruction, respond to student ideas, and assess student…

This article reports on evaluation studies of the Virtual Tutee System (VTS) designed to enhance students' engagement in academic reading. The VTS is a web-based peer-tutoring environment in which students teach a virtual tutee about the content in course readings that students have been assigned to learn. With the VTS, students interact with…