Justin Guinney, PhD DREAM Chair Dr. Guinney is the Vice President of Computational Oncology at Sage Bionetworks and is focused on integrative data analysis for prognostic and predictive modeling of cancer outcomes and response to therapy. Dr. Guinney has organized multiple DREAM challenges in cancer that have resulted in state-of-the-art predictive models in domains spanning diagnostic mammography screening, drug combination therapy, and prognostic modeling in breast and prostate cancer and multiple myeloma.