Ajahn Brahmavamso Mahathera (known to most as Ajahn Brahm) was born Peter Betts in London, United Kingdom in August 7, 1951. He came from a working-class background, and won a scholarship to study Theoretical Physics at Cambridge University in the late 1960s. After graduating from Cambridge he taught in high school for one year before travelling to Thailand to become a monk and train with the Venerable Ajahn Chah Bodhinyana Mahathera.