Liverpool told to snub Steven Gerrard as ‘perfect’ John Heitinga replacement namedEx-Liverpool goalkeeper Sander Westerveld recommends Marino Pusic as Arne Slot’s new assistant coach. Westerveld believes Pusic’s prior experience with Slot at AZ Alkmaar and Feyenoord makes him the ideal candidate, despite Steven Gerrard’s availability. Pusic recently left Shakhtar Donetsk after winning domestic titles.