Mr Smith has written a breezy guidebook, with a series of short chapters dedicated to specific aspects of urbanity graffiti, say, or parks, or the various schemes that have been put forward over the years for building the perfect city.

ECONOMIST: Welcome to a world of high living

In short, Sir Patrick dedicated his life to talking about astronomy at any opportunity - not out of a desire to make a name for himself or to further an agenda, but because he thought the world would be a better place if he did so.

BBC: Sir Patrick Moore: Chris Lintott's tribute

Here's a short list of websites and Facebook groups dedicated to helping consumers find products made in the United States, along with a few brands known to manufacture most or a substantial portion of their goods stateside.

CNN: Made in America: The short list

Moreover, people who've dedicated their lives to fighting drugs worry about Americans' short memory.

NPR: Drug Czar Blasted for Lack of Leadership

Mr. Ghonim's page dedicated to Mr. Said was popular, but a short time later it was closed down by Facebook.

WSJ: Google Executive Emerges as Key Figure in Revolt

Emma Short, a British psychologist who is setting up the world's first outfit dedicated to researching cyber-stalking, says that few victims think the police can help them and many do not report the crime.

ECONOMIST: The internet allows the malicious to menace their victims