Ludmil B. Alexandrov, Ph.D. is Professor of Cellular and Molecular Medicine and Bioengineering at the University of California, San Diego, and Deputy Director of the Sanford Stem Cell Fitness and Space Medicine Center. He is internationally recognized for establishing mutational signature analysis as a quantitative framework for decoding the causes of cancer. His research integrates genomics, artificial intelligence, computational biology, and precision oncology to identify the biological and environmental processes that shape cancer genomes and translate these discoveries into cancer prevention, early detection, risk stratification, and therapy selection.

Dr. Alexandrov has authored 176 peer-reviewed publications, including 37 in Nature, Science, or Cell, with more than 64,000 citations, and has been recognized annually since 2019 as a Web of Science Highly Cited Researcher. He was appointed by the Governor of California to serve on the Proposition 65 Carcinogen Identification Committee, one of 11 scientists charged with evaluating carcinogenic risks to inform public health policy. He has received multiple accolades for his scientific contributions, including his recent election as a Fellow of the American Institute for Medical and Biological Engineering.