Team 10 had a fluid membership, yet a core group actively organized the various meetings, which consisted of Alison and Peter Smithson, Jaap Bakema, Aldo van Eyck, Georges Candilis, Shadrach Woods, and Giancarlo De Carlo.
[1] Other members included Ralph Erskine, Daniel van Ginkel, Pancho Guedes, Geir Grung, Oskar Hansen, Reima Pietilä, Charles Polonyi, Brian Richards, Jerzy Sołtan, Oswald Mathias Ungers, John Voelcker, and Stefan Wewerka.
[1] They referred to themselves as "a small family group of architects who have sought each other out because each has found the help of the others necessary to the development and understanding of their own individual work.
Team 10's core group started meeting within the context of CIAM, the international platform for modern architects founded in 1928.
[3] Their views often opposed the philosophies put forward by CIAM, and following founder Le Corbusier's exit in 1955, CIAM dissolved in 1959 to give way to Team 10 as the centralized, authoritative think tank concerning Brutalism, Structuralism, and related urban planning.