Deconstructing tasks and technology / Michael Thomas and Hayo Reinders -- Research on the use of technology in task-based language teaching / Andreas Müller-Hartmann and Marita Schocker-v. Ditfurth -- Task-based language teaching in network-based CALL : an analysis of research on learner interaction in synchronous CMC / Mark Peterson -- Taking intelligent CALL to task / Mathias Schulze -- Effects of multimodality in computer-mediated communication tasks / Glenn Stockwell -- Measuring complexity in task-based synchronous computer-mediated communication / Karina Collentine -- Task design for a virtual learning environment in a distance language course / Regine Hampel -- Teacher developmetn, TBLT and technology / Thomas Raith and Volker Hegelheimer -- Edubba : real-world writing tasks in a virtual world / Kenneth Reeder -- The enactment of task design in telecollaboration 2.0 / Mirjam Hauck -- Afterword : future directions for technology-mediated tasks / Gary Motteram and Michael Thomas.