Douglas Axe is the director of Biologic Institute. His research uses both experiments and computer simulations to examine the functional and structural constraints on the evolution of proteins and protein systems. After a Caltech PhD, he held postdoctoral and research scientist positions at the University of Cambridge, the Cambridge Medical Research Council Centre, and the Babraham Institute in Cambridge. His work and ideas have been featured in many scientific journals, including the Journal of Molecular Biology, the Proceedings of the National Academy of Sciences, and Nature, and in such books as Signature in the Cell and Darwin’s Doubt by Stephen Meyer and Life’s Solution by Simon Conway Morris.