Williams has confirmed chief designer Ed Wood has left the team after spending 12 years in the role.
Williams has endured a difficult start to 2018, scoring just four points in the opening four rounds meaning it languishes at the bottom of the constructors' championship. Wood's departure from the team continues Williams' raft of changes to its technical team which has seen Paddy Lowe join from Mercedes and ex-Ferrari former chief aerodynamicist Dirk de Beer join as head of aero.
A statement by Williams read: "We can confirm that Ed Wood has decided to leave Williams for personal reasons.