This book constitutes a commemorative volume devoted to Erich J. Neuhold on the occasion of his 65th birthday. The 32 invited reviewed papers presented are written by students and colleagues of Erich Neuhold throughout all periods of his scientific career. The papers are organized in the following topical sections:Database management enabling information systemsSemantic Web drivers for advanced information managementSecuring dynamic media content integration From digital libraries to intelligent knowledge environmentsVisualization – key to external cognition in virtual information environmentsFrom human-computer interaction to human-artefact interactionDomains for virtual information and knowledge environments.