At the dawn of precision medicine, there is a new opportunity for novel approaches to understand, diagnose and treat endometrial disorders that affect fertility, reproductive outcomes, and women's health more broadly. Herein, the editors have assembled critically evaluated state-of-the-art chapters presenting basic and clinical knowledge about the human endometrium that impacts or will impact clinical practice. All clinicians and researchers in Reproductive Medicine will find this book useful as a reference and a valuable tool for continued advancement in the understanding and management of the "endometrial factor".