Design with confidence (Koos de Keijzer). Melbourne based architect, Koos de Keijzer talks with PX of the changing professional environment for architects and the challenges to create better citzen and residential outcomes within urban areas. He talks as a practising architect with offices in Australia, New Zealand and Vietnam. The interview discusses the golden rules of architecture, the benefits of experimentation and lessons learnt from past large scale urban design projects. An internationalist, Koos draws experience from both European and Asian urban places.