According to University historian Philip Alexander Bruce, the society was formed to "skim the cream" from the Elis and T.I.L.K.A.; by his estimation, some 90% of the membership of the Z (or "Zetas," as he refers to them) were "in society," that is, of social distinction.
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The organization's membership chooses to remain anonymous because of the belief that service, when provided anonymously, provides a unique philanthropic opportunity.
Society of Jesus | Royal Society | National Geographic Society | American Cancer Society | Royal Television Society | American Physical Society | American Chemical Society | International Society for Krishna Consciousness | American Society of Civil Engineers | Royal Society of Canada | Royal Geographical Society | American Philosophical Society | Theosophical Society | Royal Society of Edinburgh | Society of Antiquaries of London | Society of the Cincinnati | Society for the Prevention of Cruelty to Animals | Justice Society of America | American Mathematical Society | Royal Aeronautical Society | National Honor Society | Black Label Society | Students for a Democratic Society | society | Royal Society of Arts | secret society | Royal Dublin Society | Royal Astronomical Society | London Missionary Society | Zoological Society of London |
While a student he was a varsity quarterback in football and was a member of Omicron Delta Kappa, T.I.L.K.A., the Z Society, the Raven Society, and Sigma Alpha Epsilon social fraternity.