© 1999, 2005 by Miles Livingston

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The right of Miles Livingston to be identified as the Author of this Work has been asserted in accordance with the UK Copyright, Designs, and Patents Act 1988.

All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, except as permitted by the UK Copyright, Designs, and Patents Act 1988, without the prior permission of the publisher.

First edition published 1999 by Blackwell Publishing Ltd

Reprinted 1999, 2001, 2002, 2003, 2004