The development of both the materials for an intermediate-level hybrid German writing course and the software in a virtual learning environment for the course may be viewed as activity systems. Viewing the individual components of each system as interrelated enables us to conceptualize the complexities of the development process, which goes well…

Introduces this special issue of the journal, which focuses on an important aspect of learner language--linguistic errors. Each of the nine articles are highlighted. (Author/VWL)

Discusses selected theoretical aspects of providing error feedback for language learners. Theoretical considerations concerning the dialog with the learner about linguistic errors are discussed, and some conclusions for computer assisted language learning (CALL) system design are drawn. (Author/VWL)