Keynote Papers -- Suggested Research Directions for a New Frontier – Active Conceptual Modeling -- From Conceptual Modeling to Requirements Engineering -- Web Services -- A Context Model for Semantic Mediation in Web Services Composition -- Modeling Service Compatibility with Pi-calculus for Choreography -- The DeltaGrid Abstract Execution Model: Service Composition and Process Interference Handling -- Quality in Conceptual Modeling -- Evaluating Quality of Conceptual Models Based on User Perceptions -- Representation Theory Versus Workflow Patterns – The Case of BPMN -- Use Case Modeling and Refinement: A Quality-Based Approach -- Aspects of Conceptual Modeling -- Ontology with Likeliness and Typicality of Objects in Concepts -- In Defense of a Trope-Based Ontology for Conceptual Modeling: An Example with the Foundations of Attributes, Weak Entities and Datatypes -- Explicitly Representing Superimposed Information in a Conceptual Model -- Modeling Advanced Applications -- Preference Functional Dependencies for Managing Choices -- Modeling Visibility in Hierarchical Systems -- A Model for Anticipatory Event Detection -- XML -- A Framework for Integrating XML Transformations -- Oxone: A Scalable Solution for Detecting Superior Quality Deltas on Ordered Large XML Documents -- Schema-Mediated Exchange of Temporal XML Data -- A Quantitative Summary of XML Structures -- Semantic Web -- Database to Semantic Web Mapping Using RDF Query Languages -- Representing Transitive Propagation in OWL -- On Generating Content and Structural Annotated Websites Using Conceptual Modeling -- Requirements Modeling -- A More Expressive Softgoal Conceptualization for Quality Requirements Analysis -- Conceptualizing the Co-evolution of Organizations and Information Systems: An Agent-Oriented Perspective -- Towards a Theory of Genericity Based on Government and Binding -- Aspects of Interoperability -- Concept Modeling by the Masses: Folksonomy Structure and Interoperability -- Method Chunks for Interoperability -- Domain Analysis for Supporting Commercial Off-the-Shelf Components Selection -- Metadata Management -- A Formal Framework for Reasoning on Metadata Based on CWM -- A Set of QVT Relations to Assure the Correctness of Data Warehouses by Using Multidimensional Normal Forms -- Design and Use of ER Repositories: Methodologies and Experiences in eGovernment Initiatives -- Human-Computer Interaction -- Notes for the Conceptual Design of Interfaces -- The User Interface Is the Conceptual Model -- Towards a Holistic Conceptual Modelling-Based Software Development Process -- Business Modeling -- A Multi-perspective Framework for Organizational Patterns -- Deriving Concepts for Modeling Business Actions -- Towards a Reference Ontology for Business Models -- Reasoning -- Reasoning on UML Class Diagrams with OCL Constraints -- On the Use of Association Redefinition in UML Class Diagrams -- Optimising Abstract Object-Oriented Database Schemas -- Panels -- Experimental Research on Conceptual Modeling: What Should We Be Doing and Why? -- Eliciting Data Semantics Via Top-Down and Bottom-Up Approaches: Challenges and Opportunities -- Industrial Track -- The ADO.NET Entity Framework: Making the Conceptual Level Real -- XMeta Repository and Services -- IBM Industry Models: Experience, Management and Challenges -- Community Semantics for Ultra-Scale Information Management -- Managing Data in High Throughput Laboratories: An Experience Report from Proteomics -- Policy Models for Data Sharing -- Demos and Posters -- Protocol Analysis for Exploring the Role of Application Domain in Conceptual Schema Understanding -- Auto-completion of Underspecified SQL Queries -- iQL: A Query Language for the Instance-Based Data Model -- Designing Under the Influence of Speech Acts: A Strategy for Composing Enterprise Integration Solutions -- Geometry of Concepts.