Fields of Research
- Application Systems
 - Decision Support Systems, Business Intelligence, Management Support Systems
 - Digitalisierung und Schule
 - E-Commerce, strategies and processes
 - Formal Ontologies and Enterprise Modeling
 - Green Information Systems
 - IT controlling, IT performance management
 - Information Technology Management
 - Conceptual Modelling
 - Method Engineering
 - Middleware
 - Multi-Perspective Enterprise Modelling (MEMO)
 - Multi-Perspective Hospital Modelling
 - Object-oriented systems
 - Organizational Decision Processes
 - Process modelling
 - Reference models
 - Service-oriented and event-driven architectures
 - Standards
 - Enterprise Modelling
 - Negotiation support systems, electronic negotiations
 - Tools
 - Philosophy of Science
 - Knowledge Management
 - Workflow Management Systems
 - Goal modelling