Doug Cotner, USA (dcotner@brookscollege.edu)
The Struggle for Livable Human Communities

Larry Reeker, National Institute of Standards & Technology, USA (larry.reeker@nist.gov)
The History And Philosophy Underlining Knowledge Engineering:
It's Importance In Almost All Aspects Of Computing

Marko Novakovic, U. of Begrade, Serbia (atisha34@yahoo.com)
Advances in Search Ranking

Nenad Mestrovic, U. of Belgrade, Serbia (nkotor@yahoo.com)
Advances in Concept Modelling

Zbigniew Piotrowski, U. of Scecin, Poland (zpiotrowski@wi.ps.pl)
Issues in Geo-Related Business-Decisionmaking