[Originally written for the CIPR Friday Roundup.]

Identity is not a black and white thing. Sure, at one end of the spectrum anonymity reigns. This is the world of 4chan, the popular image-based bulletin board from which famous memes such as lolcats and Rickrolling emerged. At the other end of the spectrum we have passport border control.

And in between we have many shades of identity.

Nightclub handstamps for example are needed only to ascertain who has already paid. Many a website cookie serves just to determine if you've dropped by before. A supermarket loyalty card serves just to build up an understanding of your shopping habits, and may be associated with a bank card proffered for payment.

OK, so what has this got to do with marketing and public relations?

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