Social and Collaborative Computing -- Game Aspect: An Approach to Separation of Concerns in Crowdsourced Data Management -- Editing Anxiety in Corporate Wikis: From Private Drafting to Public Edits -- Run-Time and Task-Based Performance of Event Detection Techniques for Twitter -- Business Process Modeling and Languages -- RALph: A Graphical Notation for Resource Assignments in Business Processes -- Revising the Vocabulary of Business Process Element Labels -- Declarative Process Modeling in BPMN -- High Volume and Complex Information Management -- The Requirements and Needs of Global Data Usage in Product Lifecycle Management -- Probabilistic Keys for Data Quality Management -- A Clustering Approach for Protecting GIS Vector Data -- Requirements Elicitation and Management -- Need-to-Share and Non-diffusion Requirements Verification in Exchange Policies -- Virtual Business Role-Play: Leveraging Familiar Environments to Prime Stakeholder Memory During Process Elicitation -- Handling Regulatory Goal Model Families as Software Product Lines -- Enterprise Data Management -- Managing Data Warehouse Traceability: A Life-Cycle Driven Approach -- Specification and Incremental Maintenance of Linked Data Mashup Views -- A Model-Driven Approach to Enterprise Data Migration -- Model Conceptualisation and Evolution -- Interactive Recovery of Requirements Traceability Links Using User Feedback and Configuration Management Logs -- Detecting Complex Changes During Metamodel Evolution -- ''We Need to Discuss the Relationship'': Revisiting Relationships as Modeling Constructs -- Process Mining, Monitoring and Predicting -- PM2: A Process Mining Project Methodology -- Completing Workflow Traces Using Action Languages -- A Novel Top-Down Approach for Clustering Traces -- Intra and Inter-Organizational Process Engineering Extracting Decision Logic from Process Models -- Equivalence Transformations for the Design of Interorganizational Data-Flow -- Automatic Generation of Optimized Process Models from Declarative Specifications -- Process Compliance and Alignment -- Towards the Automated Annotation of Process Models -- Discovery and Validation of Queueing Networks in Scheduled Processes -- Verification and Validation of UML Artifact-Centric Business Process Models -- Enterprise IT Integration and Management -- Empirical Challenges in the Implementation of IT Portfolio Management: A Survey in Three Companies -- Integration Adapter Modeling -- Service Science and Computing -- Modelling Service Level Agreements for Business Process Outsourcing Services -- Deriving Artefact-Centric Interfaces for Overloaded Web Services.