1: Keynote Speaker -- Modelling Activity Switching -- 2: Industrial Papers -- Agile Development of Workflow Applications with Interpreted Task Models -- MDA Applied: A Task-Model Driven Tool Chain for Multimodal Applications -- 3: Long Papers -- Extending a Dialog Model with Contextual Knowledge -- Practical Extensions for Task Models -- Towards Developing Task-Based Models of Creativity -- Articulating Interaction and Task Models for the Design of Advanced Interactive Systems -- A Survey of Model Driven Engineering Tools for User Interface Design -- From Task to Dialog Model in the UML -- Towards Method Engineering of Model-Driven User Interface Development -- Modeling Group Artifact Adoption for Awareness in Activity-Focused Co-located Meetings -- On the Benefit of Synergistic Model-Based Approach for Safety Critical Interactive System Testing -- Remote Evaluation of Mobile Applications -- Defining Task Oriented Components -- Patterns in Task-Based Modeling of User Interfaces -- Towards Activity Representations for Describing Task Dynamics -- A Framework for Light-Weight Composition and Management of Ad-Hoc Business Processes -- Model-Based User Interface Design in the Context of Workflow Models -- The WebTaskModel Approach to Web Process Modelling -- 4: Short Papers -- Exploring Usability Needs by Human-Computer Interaction Patterns -- From Task Model to Wearable Computer Configuration -- Generating Interactive Applications from Task Models: A Hard Challenge -- Investigating the Role of a Model-Based Boundary Object in Facilitating the Communication Between Interaction Designers and Software Engineers -- Looking for Unexpected Consequences of Interface Design Decisions: The MeMo Workbench -- Task Modelling for Collaborative Systems -- RenderXML – A Multi-platform Software Development Tool.