Ontology Re-engineering for Personalized Knowledge Management Dr. Adela Lau Lecturer, Department of Industrial & Systems Engineering The Hong Kong Polytechnic University, Hong Kong Adela.Lau@inet.polyu.edu.hk Abstract Ontology is to standardize the terminology, meaning and components of the concepts or objects. It helps in integrating the knowledge repositories and sharing and reusing the knowledge. However, different ontology may be created from different context or knowledge domain. Different users or organization may have different interpretation of the same concept or object. How we can reengineering the ontology and personalized it? In this speech, we will discuss the approaches and issues to be considered on ontology re-engineering for personalized knowledge management.