About Ledi Sayadaw

Ledi Sayadaw U Ñaṇadhaja was an influential Theravada Buddhist monk. He was recognized from a young age as being developed in both the theory (Abhidharma) and practice of Buddhism and so was revered as being scholarly. He wrote many books on Dhamma in Burmese and these were accessible even to a serious lay person, hence he was responsible for spreading Dhamma to all levels of society and reviving the traditional practice of vipassana meditation, making it more available for renunciates and lay people alike.
Thai monks blessing the King of Thailand in Wat Nong Wong

Theravada Buddhist monks – Guardians of the monastic code

is the most commonly accepted name of Buddhism's oldest existing school. The school's adherents, termed Theravādins, have preserved their version of Gautama Buddha's teaching or Buddha Dhamma in the Pāli Canon for over a millennium. Aided by the patronage of Mauryan kings like Ashoka, this school spread throughout India and reached Sri Lanka through the efforts of missionary like Mahinda. Starting at around the 11th century, Sinhalese Theravāda monks and Southeast Asian elites led .