This book will serve as a handbook for students, researchers and practitioners in the area of automatic (computer) face recognition and inspire some future research ideas by identifying potential research directions. Within each chapter the reader will be given an overview of background information on the subject at hand and in many cases a descr iption of the authors original proposed solution. The chapters should give the reader a general idea where the current research efforts are heading, both within the face recognition area itself and in interdisciplinary approaches.-This book will serve as a handbook for students, researchers and practitioners in the area of automatic (computer) face recognition and inspire some future research ideas by identifying potential research directions. Within each chapter the reader will be given an overview of background information on the subject at hand and in many cases a descr iption of the authors　original proposed solution. The chapters should give the reader a general idea where the current research efforts are heading, both within the face recognition area itself and in interdisciplinary approaches.