<b>One throwaway criticism of the housing industry and suddenly Wayne Hemingway was being asked to design new homes. Now, to his surprise, he is chairman of the Building for Life design initiative. Allison Heller hears the wisdom of Wayne</b><br><b>NHBC&amp;’s Relaxed. This would have to be the word that sums up the hemingwaydesign office in suburban Wembley, in London. With its lovely open plan uncluttered spaces, sunlight flooding in from the garden, and subtle beige carpet unexpectedly scattered with great big coloured spots, it has a distinctly warm glow. </b><br> Then in stroll the oh-so casually stylish husband and wife design team, Wayne and Gerardine, and you know the housebuilding industry is in for a welcome shake-up.<p></p><p> Wayne Hemingway&amp;’s recent appointment as chairman of Building for Life follows the couple&amp;’s much-publicised foray into the housing world following Wimpey&amp;’s invitation to take part in the &amp;£70 million development of 700 new homes at Staiths South Bank, on the Tyne at Gateshead. </p><p> It all began, says Hemingway, after they sold off the Red or Dead fashion label in 1999 and with the money took their four kids around the world; a world which proved to be a sharply unfavourable contrast with the …