PhD in Engineering, St John's College, Cambridge. Former Fellow, Cambridge University; former Industrial Fellow, Royal Society. Over 25 years' experience building rapid growth, technology-based businesses in sectors including semiconductors, automotive equipment and mobile phones. Formerly, seven years with Symbian, the phone OS maker, as Member, Leadership Team and Vice-President, Global Marketing. Currently, Chief Executive Officer, Azuri Technologies, a World Economic Forum Technology Pioneer, delivering pay-as-you-go solar power on a commercial basis to rural communities in sub-Saharan Africa.