Brief: YouGov Appoints Ian Griffiths As Permanent Chair Of Board
Feb 18 (Reuters) - YouGov PLC YOU.L: YOUGOV PLC - DIRECTORATE CHANGE YOUGOV PLC - IAN GRIFFITHS APPOINTED AS PERMANENT CHAIR OF BOARD Source text: ID:nRSR4067Ta Further company coverage: YOU.L ((Reuters.Briefs@thomsonreuters.com))