Francesco Chiarelli is Full Professor of Paediatrics and Paediatric Endocrinology and Head of the Research Laboratory (Paediatrics), Centre of Excellence in Clinical Research, University of Chieti, Italy. He graduated with a degree in medicine and surgery from the University of Siena Medical School in 1980. He was awarded a Specialist in Paediatrics and finished Specialist Training (Resident) in Paediatrics at the University of Chieti from 1980 to 1983. Then he did his specialist training (resident) in endocrinology at the University of Modena for three years. He was the President of the Society of Paediatric Endocrinology (ESPE) in 2009 and 2013. Professor Chiarelli’s research of interest includes molecular and cell biology of diabetic macroangiopathy, growth and growth factors, insulin resistance in children, abnormal puberty, early diagnosis of microangiopathy in children, obesity, and type 2 diabetes in children. He is a prominent member of several societies, including the International Society for Pediatric and Adolescent Diabetes (ISPAD), the American Diabetes Association (ADA), the International Pediatric Association (IPA), and the Italian Society of Pediatric Endocrinology and Diabetology (SIEDP).