The co-founder of Adams Kara Taylor is joined by Piers Gough, the flamboyant figurehead of CZWG Architects, and Urban Splash's influential deputy chief executive Nick Johnson.
Commission chair John Sorrell said: 'CABE is delighted to be welcoming such eminent new commissioners.
'Nick Johnson, Piers Gough and Hanif Kara bring with them a wide range of experience, and impressive records in their respective fields.
Kara - who is also a member of CABE's London 2012 Olympic Games design review panel - and Gough will take up their four-year posts immediately while Johnson is due to step up to the plate in mid-December 2007.
Meanwhile, Ben Page has been appointed to takeover from Robinson as chair of the CABE Space steering group.