2 Introduction There is a lot of concern among many specialists within the drug environment that the health and social detriment of applying the law against cannabis users may be as significant as those that flow directly from cannabis use itself. A number of States and Territories have adopted differing legislative and regulatory models incorporating either infringement notices or formal cauti...

Before I begin the substance of my remarks, I would like to reveal some of my background because it will explain the views I am about to share. I am usually described as an expert on urban education. During the past ten years I have been involved in urban school reform, including efforts as a researcher, central office administrator, or leader of a local education fund in Prince George’s County...

In this paper we describe an adaptive web application E-school, where students can adjust some features according to their preferences and learning style. This e-learning environment enables monitoring students progress, total time students have spent in the system, their activity on the forums, the overall achievements in lessons learned, tests performed and solutions to given projects. Person...

The main objective of an Adaptive System is to adequate its relation with the user (content presentation, navigation, interface, etc.) according to a predefined but updatable model of the user that reflects his objectives, preferences, knowledge and competences [Brusilovsky, 2001], [De Bra, 2004]. For Educational Adaptive Systems, the emphasis is placed on the student knowledge in the domain ap...

This paper describes an experimental system for classroom-based tele-education based on IP multicast. It gives an overview of the system and describes how the system is designed to avoid a single central point of failure. The system supports locally controlled video mixing, provides simple floor arbitration without a central controller, and finally implements a new wavelet-based video compressi...