First published in 1985. The present volume is a theoretical and methodological supplement to the Nuttin's book 'Motivation, planning and action: A relational theory of behaviour dynamics’, in which he showed that behaviour dynamics in man, due to their interaction with higher cognitive functioning, are processed into gaols and means-end structures- that is behavioural projects or plans. The main purpose of the theoretical section of this book is to contribute to the integration of the fut...

First published in English in 1968, Joseph Nuttin contributes the first chapter, on Motivation. He discusses various aspects of the motivational process. Such as incentives, conflict, social motivation, and negative motivation, and describes the mechanism of the process. The second chapter, by Paul Fraisse, is on the Emotions. Fraisse examines the nature of the emotions, both on the behavioural and on the neurophysiological levels, and goes on to define and discuss moving situations. He sh...