David Engwicht , author of Towards and Eco-City , argues that the tragedy of many western cities is that they have become segregated, regimented mono-cultural cities. "Such a mono-cultural existence which segregates the elderly...(the) disabled ... impoverishes all those in the city". He states that it is crucial to understand whether design or policy decisions will further marginalise segregated people or whether they will increase their inclusion and participation. Keyword: Inclusion