John Yeomans is a Trustee of Onebillion Learners, a charity which develops and delivers tablet-based education worldwide. He is a non-executive director, mentor and coach in half a dozen entrepreneurial, high growth technology start-ups.  His career was in the telecommunications sector, spanning technology, marketing, sales, finance and business planning; and he ran HSBC’s TMT (telecoms, media and technology) team in the dot com boom.  He studied Maths and Electrical Sciences at Trinity College, Cambridge.