Bill Eyres is Head of Sustainability at O2 UK and Telefonica Europe. He is responsible for developing Think Big - O2's sustainability programme - in the UK, Germany, Czech, Slovakia and Ireland. Last year O2 UK introduced a range of sustainabilty innovations including eco-rating the UK's first sustainabilty assessment of mobile phones (in partnership with Forum for the Future). He is a trustee of Jamie Oliver Foundation which runs the Fifteen restaurant providing apprenticeships for disadvantaged young people. He has previously worked at The Body Shop, The Co-operative Bank, Peabody Trust and for the Labour Party's transport and heritage teams before the 1997 election.