Rouhollah Fathi was born in 15/07/1979 in Tehran and graduated from Tarbiat Modares University in September 2013 in the field of anatomical sciences under supervision of Professor Rezazadeh Valojerdi. His PhD thesis related to “Fertility Preservation”. Gamete, embryo and gonadal tissue cryobiology was the main scientific topic during Fathi’s advanced educational (MSc & PhD) courses. Rouhollah now is studying on making artificial ovary enjoying tissue engineering and stem cells differentiation to germ cells. So he hopes to obtain a mature oocyte capable for fertilization after ovarian/follicular in vitro culture and transplantation. Dr Rouhollah Fathi has published over 50 national and international papers and presented 72 scientific abstracts and lectures in different national and international conferences and congresses.