Accepted papers are classified with free combinations of three to five classes from theabridged scheme for KO literature (Knowledge organization, 25, 1998, n. 4, p. 226) andsorted consequently in this volume. Papers marked with [LR] are invited as part of aworkshop on Levels of reality as a KO paradigm. Papers marked with * have not beenreceived in time for printing and are published on the conference website in theirsubmitted condensed form.