As the threat of teacher strikes looms over schools in England, Mark Coles looks at the life and career of Education secretary and Conservative MP for Chichester, Gillian Keegan.Friends and colleagues reveal how coming of age in Liverpool during the 1980s shaped her political views, leading her to a successful international career in business before entering politics.Presenter: Mark ColesProducers: Ben Cooper and Diane RichardsonEditor: Simon WattsProduction Co-ordinators: Maria Ogundele and Helena Warwick-CrossSound Engineer: Neil Churchill