Abstract
The concepts 'accessibility' and 'mobility' are central to urban and transport planning, and although they are often used interchangeably, they convey fundamentally different concepts. For example, mobility, especially when excessive, can have a negative connotation, whereas accessibility is always seen as making a positive contribution to a community. In investigating the relationship between mobility and accessibility it emerges that planning policies which favour the one, act against the other, and the two can be seen as opposites. (A)