Douglas Axe is a molecular biologist, Maxwell Visiting Professor of Molecular Biology at Biola University, and Director of Biologic Institute. He completed his PhD at Caltech and held postdoctoral and research scientist positions at the University of Cambridge, the Cambridge Medical Research Council Centre, and the Babraham Institute in Cambridge. He worked as a postdoctoral fellow at the Centre for Protein Engineering under the supervision of Alan Fersht of the University of Cambridge. His current research examines the functional and structural constraints on the evolution of proteins and protein systems. His work has been published in the Journal of Molecular Biology.