For many of us, the kitchen is the hub of the home, often the centre of family life and socialising. Great design can elevate these spaces to make cooking a joy, improve functionality and sociability. Get it wrong, however, and the chances are you'll be stuck with the after-effects for a long time (on average, most of us only remodel our kitchen every 10-15 years – and some wait even longer.)Here, London-based Catherine Wilman, gives her tips on how to plan your new kitchen design like an��