Jürgen Ganzer is Deputy Head at the Christian-Gymnasium in Hermannsburg, Germany. He holds a doctorate in Biology and is teaching biology, chemistry and new media. On the net he is collaborating with various projects such as "Schulen ans Netz, BioNet e.V. eTwinning and Sokrates/Comenius and of course Xplora. He is also engaged in several projects of service training for teachers. His main topics are environmental education, health and molecular biology with the special support of ICT.