Nearly a decade elapsed between publication of the second and third editions of Basic Medical Endocrinology due in large part to the turmoil in the publishing industry brought on by massive this edition is new and the publisher is new, the aims of earlier editions of this work are unchanged. Its focus remains human endocrinology with an emphasis on cellular and molecular mechanisms presented in the context of integration of body intent is to provide a sufficient level of understanding of normal endocrine physiology to prepare students to study not only endocrine diseases, but also the cellular and molecular alterations that disrupt normal function.