The most influential student of Phra Ajarn Sao Kantasilo Mahathera was Phrassong Saiphra Ajarn Man Phurithatto. Ajarn Man, as he was commonly known, focused on the vipassana field and spent his time meditating in forests and caves. This paper analyses the Thai forest tradition of Phrassong Saiphra Ajarn Man Phurithatto with a focus on vipassana, or meditation. The article details the doctrine...