He was a pioneer in the field of proxemics, the study of how people use space in communication. Hall's work, particularly his book "The Hidden Dimension" (1966), identified four main zones of personal space:
* Intimate distance: (0-18 inches) Reserved for close relationships.
* Personal distance: (18 inches to 4 feet) Used for casual conversations and interactions with friends and acquaintances.
* Social distance: (4-12 feet) Used for formal interactions, such as business meetings.
* Public distance: (12 feet and beyond) Used for public speaking and other situations where there is a large distance between people.
Hall's research highlighted the importance of understanding cultural differences in personal space and how these differences can affect communication. His work has had a significant impact on fields such as architecture, design, and marketing, as well as on our understanding of human behavior.