Stein Gjessing
University of Oslo, Norway
Department of Informatics
E-mail: Stein.Gjessing@ifi.uio.no
URL: http://heim.ifi.uio.no/~steing/

Virgil Dobrota
Technical University of Cluj-Napoca, Romania
Communications Department
E-mail: Virgil.Dobrota@com.utcluj.ro
URL: http://bavaria.utcluj.ro/~dobrota

Maria Papadopouli
University of Crete, Greece
Department of Computer Science
Institute of Computer Science at FORTH
E-mail: mgp@ics.forth.gr
URL: http://www.csd.uoc.gr/~maria

Jacobus E van der Merwe
AT&T Labs Research, USA
E-mail: kobus@research.att.com
URL: http://www.research.att.com/~kobus/