Immunology is an important, fast-moving subject. However many students meeting it for the first time can be daunted by its complexity and the amount of jargon. This concise introductory text aims to overcome these problems by focusing on why the immune system is as it is. The approach is based on the author's extensive teaching experience. Features * Material has been carefully selected to provide a simple, clear introduction to the subject * Learning objectives, boxed case studies and chapter summaries will help students in their study * Covers topical areas such as autoimmunity, allergy and AIDS * Clear two-colour illustrations * Up-to-date references provided on a linked Web site This text is aimed at first and second year students taking introductory Immunology courses within Biological Sciences, Biochemistry, Biomedical Sciences, Genetics, Microbiology and Medical degrees. Dr Peter Wood is a lecturer in Immunology in the School of Biological Sciences at the University of Manchester. He has some twenty years experience of teaching in the UK and in the USA and has published many papers in the areas of Immunology.Wood, Peter is the author of 'Understanding Immunology' with ISBN 9780582327313 and ISBN 0582327318.