Dr. Giovanni Marasco is a senior assistant professor at the Department of Medical and Surgical Sciences, University of Bologna. He completed his Ph.D. studies in Ultrasound at the University of Bologna. From December 2019 to November 2020. He is also a specialist in gastroenterology, hepatology, and digestive endoscopy. From 7th November 2020 to 7th November 2022, he worked as a Youth Editorial Board Member at OAE Publishing Inc., Beijing, China. His research activity is focused on the evaluation of gut microbiota composition and modulation with probiotics, antibiotics, and fecal microbiota transplantation in gastrointestinal and liver diseases.