Christelle Johnson, Ph.D., has extensive experience in the field of cancer genomics and immuno-oncology, currently serving as the Director of Field Applications Scientist at Personalis, Inc. since January 2015. Prior roles at Personalis include Associate Director and Senior Manager. Earlier career experiences include positions as a Research Scientist at Cornell University and a Postdoctoral Research Fellow at Harvard Medical School. Christelle Johnson also holds a PhD in Tumor Immunobiology from the University of Louisville School of Medicine and an MS in Microbiology and Immunology from the American University of Beirut. Additionally, Christelle Johnson gained business acumen as a Mini-MBA candidate at Harvard GSAS Business Club.