So-called 'undesirables' are not the problem. It is the measures taken to combat them that is the problem.

There is a rash of studies underway designed to uncover the bad consequences of overcrowding. This is all very well as far as it goes, but it only goes in one …

I end then in praise of small spaces. The multiplier effect is tremendous. It is not just the number of people using them, but the larger number who pass by an…

Up to seven people per foot of walkway a minute is a nice bustle.