- On the occasion of the retirement Emanuel Leeuwenberg
I have co-edited a special issue (Acta Psychologica) on VISUAL
GESTALT FORMATION, together with Peter
van der Helm and Johan
Wagemans. Emanuel Leeuwenberg is founder of the Structural
Information Theory developed in at the Radboud University Nijmegen.
- On the occasion of the retirment of Charles de Weert,
I have organised a symposium on COLOR
& FORM. Speakers: Johan Wagemans, Lothar Spillmann,
Walter Gerbino, Nicolas Wade.
- In honor of Albert Michotte, I have co-edited
a special issue (Acta Psychologica) on COMPLETION
and CAUSALITY together with Johan Wagemans and Brian Scholl.