He told whufc.com: "Steve Clarke's contribution is immense, the same as Antonio Pintus and also Kevin Keen - we have established a fantastic group here. When you come into work and it so pleasant to work, the players feel this and they are responding. You get the best out of yourself if you are enjoying what you are doing and that's what we try to do. So far things have gone well and we hope we can keep it [going] for a long time."
Zola delighted with West Ham coaching team: Clarke immense