Kojo S. J. Elenitoba-Johnson, MD, is the inaugural Peter C. Nowell, MD Professor at the Perelman School of Medicine at the University of Pennsylvania. He is also the Founding Director of Penn Medicine’s Center for Personalized Diagnostics, as well as Chief of the Division of Molecular and Genomic Pathology. Dr. Elenitoba-Johnson is an international leader in the fields of Hematopathology, Molecular and Genomic Pathology, as well as mass spectrometry-driven proteomics. He has authored or co-authored more than 130 peer-reviewed research publications and has contributed more than 40 chapters to professional textbooks in Pathology.