Professor Phraya Anuman Rajadhon was a Thai Scholar declared by UNESCO as a world-renowend person with distinguished works in the field of culture for the year 1988. He had produced academic works in various fields:philology, literature, folk-lore, anthropolgy,and history.Professor Pharaya Anuman Rajadhon was interested in studying the way life of ordinary people in Thai people from past to present.He had never been a farmer nor indeed ordained as a monk, yet he studied and wrote about the lives of farmers and monastic life in details. He introduced the word "khati chaobaan" to ber a coinage for the word folklore.The word had been used in academic circles until it was later replaced by khatichon and khatichon witthaya as proposed by Dr.Kingkeo Attagara.