Author: David J. Matthews

DAVID J. MATTHEWS is Executive Director of Oncology Discovery at Exelixis, where he is responsible for cancer drug discovery. For more than fifteen years, Dr. Matthews has been involved in drug discovery projects in industry, with particular focus on small molecule inhibitors. He has twenty scientific publications and multiple patents to his credit. MARY E. GERRITSEN is Vice President of Molecular and Cellular Pharmacology at Exelixis, where she is in charge of cell-based screening in preclinical research and of biomarker studies for clinical development compounds in Phase I and II studies. Her prior industry experience includes positions at Genentech, Bayer and Millennium Pharmaceuticals. She has authored more than one hundred peer-reviewed articles and twenty-six book chapters and is an inventor on forty-two issued patents.