Man and woman holding and standing either side of white cloth banner reading 'Stop Selling Arms, Maiming, Death, Starvation' outside Barclays Bank, at Enough is Enough, Protest the Cost of Living Cris... © Olivia Hemingway/shotbywomen

Sir David Walker, chairman of Winton Capital Management and former chairman of Barclays at Italian Corporate Governance conference. © Laura Larmo/shotbywomen