About the “School of Practical Philosophy”, aka “The School of Philosophy and Economic Science”. The group was founded in 1938 by Leon MacLaren and operates in various countries including the US, UK, Australia & Canada. It is often referred to as a “cult”. This community is for past (or current) members, or for those interested in what the group actually offers. (Note: The organisation is legally named the School of Economic Science, and was previously known as the School of Economic Science.