In 1943 Adolf Meyer had been in the United States for 51 years. He had spent that time revolutionizing attitudes in American Psychiatry. Indeed, he had so single-handedly reshaped thinking in this field that, in that year, Dr. Arthur H. Ruggles, President of the American Psychiatric Association, had the following assessment of Meyer: As research worker, scholar and organizer, as professor of ps...

We provide a formal study of belief retraction operators that do not necessarily satisfy the (Inclusion) postulate. Our intuition is that a rational description of belief change must do justice to cases in which dropping a belief can lead to the inclusion, or ‘liberation’, of others in an agent’s corpus. We provide two models of liberation via retraction operators: σ-liberation and linear liber...

The clinical importance of dysplasia epiphysealis capitis femoris (Meyer dysplasia) is that it is easily mistaken for Legg-Calve-Perthes disease, leading to unnecessary diagnostic procedures and treatments. After a review of 578 children (619 hips) with Legg-Calve-Perthes disease, 17 children (27 hips) in whom both the clinical and radiologic pattern was obviously different could be found and a...

Jean-Arcady Meyer and Agn es Guillot Groupe de BioInformatique Ecole Normale Sup erieure, CNRS-URA 686 46, rue d'Ulm. 75230 Paris Cedex 05, France ([email protected] [email protected]) To appear in Cli , Husbands, Meyer and Wilson (Eds.). From Animals to Animats 3. Proceedings of the Third International Conference on Simulation of Adaptive Behavior. The MIT Press/Bradford Books. Abstract Th...