Last issue of second year of ijCSCL goes to press

This issue continues the "flash themes" on:
* Learning in Communities
* Scripting in CSCL
* Argumentation in CSCL
* Methods for Evaluating CSCL
Here is the Table of Contents for 2:4 --

CSCL and its flash themes
Gerry Stahl

Using activity-oriented design methods to study collaborative knowledge building in e-learning courses within higher education
John B. Belbas & Christine M. Greenhow

Future Technology Workshop: A method for the design of new technologies and activities
Giasemi Vavoula & Mike Sharples

Facilitating argumentative knowledge construction with computer-supported collaboration scripts
Karsten Stegmann, Armin Weinberger & Frank Fischer

The role of floor control and of ontology in argumentative activities with discussion-based tools
Baruch Schwarz & Amnon Glassner

Putting the pieces together: Online Argumentation Vee Diagrams enhance thinking during discussion
E. Michael Nussbaum, Denise L. Winsor, Yvette M. Aqui & Anne M. Poliquin