S. Samuel Kim, MD has contributed to the advances of fertility preservation as a pioneer in ovarian tissue cryopreservation and transplantation, and his seminal work in fertility preservation has been recognized worldwide. Prof. Kim served as Head of the Division of Reproductive Endocrinology at the University of Kansas School of Medicine. He is the founding member and past President of the International Society for Fertility Preservation. Prof. Kim completed his resident training at the Temple University in Philadelphia and fellowship at the University of Washington in Seattle. In addition, he served as a post-doctoral research fellow at the University of Leeds in England.