Hans Wallach References Hans Wallach American psychologist Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Gestalt psychology…undertaken by Rudolf Arnheim and Hans Wallach in the United States. Read More…undertaken by Rudolf Arnheim and Hans Wallach in the United States. Read More