Dr Can (John) Ficicioglu is a Professor of Pediatrics at the Children’s Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania. He received his M.D. PhD from the University of Istanbul Medical School. He completed his residency at Montefiore Children’s Hospital and Genetics fellowship at Children’s Hospital Boston, Harvard Medical School. Dr Ficicioglu is director of the section of Biochemical Genetics, the Newborn Metabolic Screening Program and Lysosomal Storage Disease Center at The Children's Hospital of Philadelphia with expertise in newborn metabolic screening and lysosomal storage disorders. He is involved in clinical trials of new drugs to treat inborn errors of metabolism, such as lysosomal storage disorders and phenylketonuria, for which he has received several grants to support his clinical research. Currently, He has three service grants from Pennsylvania and New Jersey states’ newborn screening programs, and five clinical trials including gene therapies, and nine registries supported by pharmaceutical or NIH grants. His research has resulted in over 100 peer-reviewed journal articles and significant contributions to scientific committees, emphasising newborn screening and inborn errors of metabolism.