Current Research Interests

Informational Cities, Emotional Information Retrieval, Power Tags, Information Markets, Information Science (Creation of a Handbook)

Education

PhD (Dr. phil.), University of Düsseldorf, Germany (1979)
Habil. (Univ.-Doz.), Karl-Franzens-University, Graz, Austria (1992)

Publications

Publications  (Full texts in PDF)

List of all Publications
List of Publications in English language

Lectures

Information Retrieval (Winter term)
Knowledge Representation (Summer term)
Informetrics (Summer term)
Information Markets (Winter term)