Dr. Tasuku Harada started his carrier as an assistant professor at Torrori University, Japan, and promoted to full Professor in 2008 there. He is one of the top scientists in Japan and well-known with his studies on endometriosis and ovarian cancer. He is one of the organization committee members of Second Asian Conference on Endometriosis (ACE II) in Istanbul, Turkey, from where he has invited many of the authors of this book.