Carlo Bellieni is currently the Director of the Pediatric Pain Prevention Unit at University of Siena, with a 20-year experience in general pediatrics, neonatal intensive care, infant care and neonatal electroencephalography. His clinical experience covers several fields among which: neonatal resuscitation, intubation, infection therapy and pain management, bioethics. Since 2004 he has a relevant story of teaching in pain treatment and pediatrics. Dr. Bellieni has obtained the license as Associated Professor of Pediatrics by the Italian Ministry of Instruction in 2014 and of Full Professor in Pediatrics in 2018. He has been invited speaker in many national and international congresses on pediatric pain, palliative care and environmental hazards in pediatric settings. He teaches in a Master of Pediatric Palliative Care in the University of Aguas Calientes (Mexico). Prof. Bellieni owns 2 Italian and 1 European patents of medical tools; he is member of 14 international andnational scientific associations and serves as a reviewer or member of the editorial board of 50 international scientific journals. He has written more than 300 scientific papers with a high total impact factor and Hirsh score, mainly in the field of pediatric analgesic treatment. He also wrote several books, chapters of books and encyclopedias. He has performed scientific research in the field of pediatric analgesia, and environmental hazards, producing new analgesic treatments and pain assessment tools.His researches on pain have been reported by several international mass media, e.g. BBC, CNN, Time (US), Times (London), Le Figaro, Le Monde (Paris), El Mundo, La Vanguardia (Madrid). In the field of pediatric pain Prof. Bellieni developed, validated and published a new pain scale (ABC scale); developed, validated and published a new method of non-pharmacological analgesia (Sensorial Saturation, also known as “Multisensory Stimulation”); edited books and publishedmore than 300 papers and chapters of books and encyclopedias; gave many lectures in hospitals and universities and interviews to the main international newspapers and mass-media and taught pediatric and neonatal pharmacology, with special regard to pain treatment.