Alexandra Matias, born 19.6.1964, Associate Professor from Obstetrics and Gynecology in Porto Medical School and Senior Consultant of Obstetrics and Gynecology, PhD in 2000 and Habilitation in 2007. 250 full papers, 36 chapters in international books and edition of 2 books (Developmental and Fetal Origins of Differences on Monozygotic Twins: from genetics to environmental factors (Elsevier, 2020).