Gian Carlo Di Renzo is Professor of Obstetrics and Gynecology and Maternal Fetal Medicine, past Chair of the Department of Obstetrics and Gynecology and past Director  of  the Reproductive and Perinatal Medicine Research Center at the University of  Perugia ( 2004-2022) . Founder and Director of the Permanent International and European School of Perinatal and Reproductive Medicine (PREIS) in Florence ( 2012-).  He is also full Professor at the Dept of Obstetrics and Gynecology at the I.M. Sechenov First State University of Moscow (2019. Since 2022, he is director  and publisher of  the Alliance for Global Women's Medicine ( GLOWM ) . He has been General Secretary of  FIGO for two terms (2012-2018). He was Secretary general and now  co-President  of the New European Surgical Academy (NESA ) since 2010. He holds multiple other positions including Founder Editor of the Journal of Maternal Fetal and Neonatal Medicine, corresponding Editor of the American Journal of Obstetrics and Gynecology and Hon Editor in Chief of the Chinese Journal (in English language) "Maternal Fetal-Medicine". He is honorary fellow of 34 different Scientific  Societies among which  RCOG , ACOG and  ICOG. Prof. Di Renzo is a Honorary Professor and Doctor Honoris Causa at respectively 16 and 6  different Universities worldwide. He is an Academic Member of the Romanian and Russian Academy of Sciences. He has received nine international awards for his scientific research and teaching. In 2023 he was recipient of the Accademia dei Lincei award for Gynecology and Medicine. In 2025 the Vietnamese Ministry of Health  awarded him the Medal for People's Health .  He has organized more than 1000 international congresses (some on regular basis: Diabetes in Pregnancy: DIP, Birth, TWINS). He has published over 1,500 papers of which one in peer reviewed journals  ( HI 70; i10 index 281)  and more than 100 books. He has been an invited speaker in over 2,000 national and international meetings  in over 125 countries.
Valentina Tsibizova , MD, PhD is an obstetrician- gynecologist, subspecialized in Maternal-Fetal Medicine and Surgery since 18 years. She performed more than 3,500 invasive procedures and more than 500 fetal surgeries. In 2018 she attended a stage in advanced fetal surgery  at the Fetal Institute in Miami, Florida, USA ( with Prof R. Quintero). She obtained the PhD from the IM Sechenov First Moscow State University in 2021. From 2017 to 2022 she was chief  of  the Research Laboratory of  Ob/ Gyn at the Almazov National Research Center and at the Regional Leningradskaya Hospital in St. Petersburg, Russia. From 2022 she is maternal-fetal specialis  at CEMER Clinics , Perugia;  Scientific Committee member of the  PREIS International School, Florence, ;  Vice President of the Birth and Culture Association, Florence, Italy;  and  Consultant  of the Fetal Surgery Unit, at Tu Du Hospital, Ho Chi Minh City and Phu San Maternity Hospital in Hanoi, Vietnam. Since 2021 member of the Executive Board of the European Society of Perinatal Medicine and from 2024 secretary general. Dr Tsibizova is in the editorial board of the Journal of Maternal Fetal and Neonatal Medicine (Taylor and Francis, London 2020-) of the  journal Maternal and Children's Health (Karger, 2024) and  of the Global Library for Women Medicine (GLOWM, London, 2020-). She has  published more than 80 articles in international peer reviewed journals and 50 chapters in international textbooks. Dr Tsibizova was invited speaker/chairperson in more than 40 national and international conferences and courses and organiser of more than 20 international congresses and courses.