Dr. Janiszewska is a world leader in understanding intra-tumor cancer cell heterogeneity. She is a Harvard/Dana Farber trained cancer scientist and assistant professor at the Scripps Institute. Her lab focuses on understanding tumor heterogeneity, which can lead to different sensitivities to treatment, often co-existing within a tumor, leading to relapse and disease progression. Dr. Janiszewska brings expertise in modeling, predicting, and validating tumor subpopulation-dependent resistance and relapse.