He also worked in the interests of his fellow writers as chair of the Scottish Sub-Committee of the League of Dramatists, chair of the Scottish Sub-Committee of the Society of Authors, Honorary Vice Preses (sic) of the Lallans Society and Honorary Vice President of the Scottish Society of Playwrights.
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 |
His other books include: Seneca in English (Penguin Classics) and I Have Lots of Heart (Bloodaxe Books, 1997), a selected collection of Miguel Hernández, for which Share received the Times Literary Supplement Translation Prize and Premio Valle Inclán Prize for Translation from the UK Society of Authors.
He is a member of the Greek "Society of Authors", and Director of the literary magazine "Emvolimon", issued from 1988 to Aspra Spitia.