DigitasLBi has promoted UK managing director Michael Islip to the role of UK chief executive, replacing Anil Pillai who will take on the newly created role of chief of the UK, Middle East and Africa. Islip, who has been in his current role since 2012, will take up the role with immediate effect. He will report to Pillai, who has been UK chief for the last four years, and will now oversee the Middle East & Africa regions as well.