Updated 31st March 2020
Ajahn Sao
Venerable Phra Ajahn Sao Kantasilo Maha Thera (1861–1942) was a Bhikkhu [monk] in the Thai Forest Tradition. He established the Thai Forest Tradition with his pupil Venerable Ajahn Mun (1870–1949). The Thai Forest tradition has spread to other countries.
Access to Insight
https://www.accesstoinsight.org/lib/thai/index.html
https://www.accesstoinsight.org/lib/thai/phut/sao.html
The Buddhist Society London
https://www.thebuddhistsociety.org/page/theravada-buddhism
Encyclopedia of Buddhism
https://encyclopediaofbuddhism.org/wiki/Ajahn_Sao_Kantas%C4%ABlo
Forest Dhamma
http://www.forestdhammatalks.org/en/about.php
Forest Meditation
https://www.forestmeditation.com/teachings/forest_tradition/sao/ajaan_teaching.html
Forest Sangha
https://forestsangha.org/about/history/present-day