The field of nail technology has undergone many changes as new technologies have developed and new issues have emerged. This fourth edition of the text, Milady’s Art and Science of Nail Technology, has been thoroughly revised to include the most up-to-date information available to nail technologists as well as updated supplementary materials for the student and instructor. In addition, this updated text incorporates recommendations from state boards of cosmetology, classroom instructors, school owners, manufacturers, and practitioners. Their helpful suggestions will make learning easier for students, simplify teaching for instructors. This new edition will ensure greater success for students taking the state board examinations, and provide greater protection for nail salon clients.