Bringing Polaroid into sharper focus

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The iconic eyewear brand lost its way in the 1990s, but is revitalising itself. With the move to 3D technology and Lada Gaga as creative director, Chris Knight says marketing must do much of the work.

On the pulse

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How to improve the health of your brand: The West’s rapidly ageing population means that everyone from car makers to mobile phone networks is looking to create products that can reap rewards in the healthcare market.

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