Ranko Kutlesic was born in 1962. Nis, Serbia. Graduated: 1986. at Faculty of Medicine University in Nis, Serbia, (average mark 9.73/10). PhD 2011. reproductive endocrinology. Currently he is working at Clinic of Gynaecology and Obstetrics (from 1991.), Faculty of Medicine University of Nis, Department of infertility treatment and IVF unit, as associated professor of Gynaecology and Obstetrics, specialist of Gynaecology and Obstetrics, subspecialist of fertility and sterility. Current research interest: reproductive endocrinology and infertility. Member of Serbian medical association.