Gregory Claeys (born 18 August 1953) is Professor Emeritus of History at the University of London.
[1] From the beginning of his career his research interests have focused chiefly upon the theory and practice of sociability.
He gave a TEDx talk entitled "My Road to Utopia" (now retitled) at Linz in 2019, and another called "After Consumerism: Utopianism for a Dying Planet" at TEDxGoodenoughCollege in 2021.
In 2002 he was given the Lyman Tower Sargent Distinguished Scholar Award by the North American Society for Utopian Studies.
In June 2018 he was awarded the Cantemir Prize by HRH Prince Radu of Romania at a ceremony held at Peles Castle, Sinaia.