chairman

Maija Palmer

There is no doubt that Arm Holdings, the UK chip designer, plays in the big league now. The Cambridge-based company’s designs are in most smartphones, and in coveted Apple products such as the iPad.

So it is appropriate that they have a weighty name for their new chairman. Sir John Buchanan, knighted in the recent New Year’s honours list, is chairman of Smith  and Nephew, which makes artificial knees and hips.