%I PION LTD %P 501-511 %D 2004 %K Science & Technology, Life Sciences & Biomedicine, Environmental Studies, Environmental Sciences & Ecology, SPACE SYNTAX, MOVEMENT, SHAPE %A B Hillier %A A Penn %J ENVIRONMENT AND PLANNING B-PLANNING & DESIGN %N 4 %V 31 %L discovery1061 %T Rejoinder to Carlo Ratti