The emergence and widespread use personal computers and network technologies have seen the development of interest in the use of computers to support cooperative work. This volume presents the proceedings of the ninth European conference on Computer Supported Cooperative Work (CSCW). This is a multidisciplinary area that embraces the development of new technologies grounded in actual cooperative practices.

These proceedings contain a collection of papers that reflect the variegated research activities in the field. The volume includes papers addressing novel interaction...