He the Chief of the Anatomic Pathology Division at the Children’s Hospital of Eastern Ontario, Professor of Pediatrics and Pathology, University of Alberta and Ottawa, Canada. He Canadian, born in Rome (Italy), obtained his MD degree with honors, qualification in Pediatrics and Pediatric Pathology Fellowship at the University of Genoa, Italy. He obtained his qualification in Pathology at the Ruprecht Karl University of Heidelberg, Germany, the Clinical Reader title at the University of Bristol, UK, PhD/Habilitation at the University of Innsbruck, Austria, MPH in Austria, and FRCPC (Pathology) from the Royal College of Physicians and Surgeons of Canada. In his research, he established his Canadian laboratory in August 2008. He welcomed more than 100 graduate MSc/Ph.D. students, fellows, undergraduate and summer students with on-going teaching in Genetics and Pathology. He is a Consultant of Carcinogenesis in Experimental Animals at the WHO/IARC, Lyon, France, and an “ad-hoc” Peer-Referee for the National Toxicology Program, NIH, USA. His areas of interest are Biology and Pathology of the Cardiovascular/Gastrointestinal System and Gut/Bile Microbiome as well as Bone Cell Biology. He has >300 peer-reviewed PubMed publications (h-index: 23, RG-score: 44.26, > 2,500 citations). He identified the role of apoptosis in the ductal plate malformation of the liver (Am J Pathol, 2000), a new CTL4/Neu1 gene fusion transcript in sialidosis (Hum Genet 2001, FEBS Lett 2002, J Med Genet 2003), two new genes, i.e., WDR62, which encodes a centrosome-associated protein (Nat Genet 2010) and OTX2, mutations of which contribute to dysgnathia (J Med Genet 2012), as well as characteristics of the bile microbiome (Infect Drug Resist 2019, HPB (Oxford) 2019, J Med Microbiol 2018, Eur J Clin Microbiol Infect Dis, 2018). He is editor in chief and in the editorial board of prestigious medical journals and international agencies.