The primary aim of this book is to provide a topical and timely forum for the critical appraisal of an area of renin-angiotensin system (RAS) research that is expanding rapidly. In this respect, a collection of thirteen chapters from distinguished and world-class experts in the field has been presented on the contemporary research of the RAS and their implications in human disease. This book is an indispensable tool tailor-made for specialists, non-specialists and the novice.