Concepts: Motivation and Introduction -- Quality and Quality of Experience -- Quality of Experience vs. User Experience -- Cognitive Processes in Quality of Experience -- Factors influencing Quality of Experience -- Features of Quality of Experience -- Temporal Development of Quality of Experience -- Quality of Service vs. Quality of Experience -- Business Perspective on Quality of Experience -- Applications and Methods -- Speech Communication -- Synthetic Speech Output -- Audio-visual Communication -- Audio Transmission -- 3D Audio Presentation -- Video Steaming -- 3D Video Presentation -- Mobile Video Streaming -- Web Browsing -- Mobile Interaction -- Services including Sensory Effects -- Gaming -- Multimedia Learning -- QoE-based Network and Application Management.