Henry George School of Economics begins (renamed the School of Economic Science in 1942) with Leon MacLaren.

First series of Philosophy courses are offered, developed from the teachings of Ouspensky and Gurdjieff.

First overseas School in Wellington. This is followed by others in Australia, South Africa, America, South America, Canada, Trinidad, Israel and Europe.

Maharishi Mahesh Yogi visits the UK, bringing the next stage of development, meditation.

First meeting of Leon MacLaren and Shri Shantananda Saraswati (1913 - 1997), a leading exponent of Advaita philosophy.

1967 Beginning of the study of Sanskrit, with Mr S M Jaiswal who also translated at all the meetings with Shri Shantananda Saraswati.

First UK branches in the North East and North West of England.

1971 Purchase of Waterperry House used for weekend and weekly retreats. Waterperry Gardens are open throughout the year.

St James School for children starts

Publication of the first of 12 volumes of the Letters of Marsilio Ficino, a key Renaissance figure, having been translated by students in the School.

1977 First Art in Action which was to run for 40 years

1994 Leon MacLaren passes away. Donald Lambie succeeds him as School Leader

1997 Shri Shantananda Saraswati passes away and first meeting of Donald and Christine Lambie with Shri Vasudevananda Saraswati

2002 Purchase of 11 Mandeville Place in central London

2004 Celebration of the life of Sheila Rosenberg who did much to help the work of women in the School.

2006 Completion of the fresco work at Waterperry House

Festival of Spirit to mark the 100th anniversary of the birth of Leon MacLaren, with students attending from around the world.

Name of the School changed to the School of Philosophy and Economic Science

2019 First Wisdom of Women event

First publication of the dialogues of Plato for over 130 years by a single translator, David Horan.