Proxemics are the study of personal space, first introduced in 1963 by Edward Hall who was interested in studying the impact of individual personal space on non-verbal communication. In the years since it has brought the attention of cultural anthropologists and others in the social sciences to the differences between different cultural groups and its impact on population density.
Communication theory is the discipline that studies the principles of transmitting information and the methods by which it is delivered (as print or radio or television, etc.). It is an attempt to explain how and why humans communicate meaningfully with each other. Such theories can originate from a variety of different fields, including Psychology, Biology, and Philosophy, though the actual.