Marilyn M. Li, M.D. is a Professor of Pathology and Laboratory Medicine, Professor of Pediatrics, and Director of Cancer Genomic Diagnostics at Children’s Hospital of Philadelphia, University of Pennsylvania, Perelman School of Medicine. Dr. Li is ABMG-certified in Clinical Cytogenetics and Clinical Molecular Genetics. She is a fellow of ACMG, AMP, ASHG, and ASCO. She is the Chair of the AMP/ASCO/CAP Standards and Guidelines for Somatic Variant Interpretation Workgroup and the co-chair of ClinGen Cancer Variant Interpretation (CVI). Dr. Li’s group has studied thousands of cancers using multi-omics approaches. Their experience demonstrated that these state-of-the-art technologies can uncover multi-dimensional cancer alterations essential for cancer diagnosis, risk stratification, and therapeutic selection. She initiated, organized, and is the first president of the Cancer Genomics Consortium, an international consortium whose mission is to facilitate the development and utilization of cutting-edge technologies for high-quality, reliable cancer genetic testing in diagnostic laboratories. She is the recipient of the 2010-2011 Luminex/ACMGF Award, the Visionary Leadership Award of CGC in 2019, and the Excellence in Genetics Service Award by the ACGA in 2021. She has published over 100 peer-reviewed articles and has given more than 100 invited presentations and grand rounds nationally and worldwide.