The Eighth Logic Programming Conference in Tokyo explored the frontiers of artificial intelligence and computational logic. This volume presents selected papers from the 1989 conference, featuring an invited talk on human and machine learning of descriptive concepts by Donald Michie. The collection is organized into sections covering reasoning, logic programming languages, concurrent programming, knowledge programming, natural language processing, and applications, offering insights into advanced research in the field.

This volume compiles cutting-edge research from the Eighth Logic Programming Conference, indicating a focus on advanced theoretical and applied topics within the field. The inclusion of an invited talk by Donald Michie suggests a strong emphasis on machine learning and conceptual understanding. The organization into specialized sections points to a comprehensive overview of contemporary issues in logic programming, knowledge representation, and natural language processing, likely appealing to researchers and practitioners in computer science.