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Francis Joseph Alexander

Director AI Research and Strategic Development, National Security Focus


Frank Alexander is the Director for AI Strategy and Research with a National Security Focus at Argonne National Laboratory. Prior to that he was the Deputy Director of the Computational Science Initiative at Brookhaven National Laboratory from 2017-2023. Earlier, at Los Alamos National Laboratory he was the acting division leader of the Computer, Computational, and Statistical Sciences (CCS) Division.

During his more than 20 years at Los Alamos, he held several leadership roles, including as deputy division leader of the CCS Division, Information Sciences Group Leader and leader of the Information Science and Technology Institute. Frank first joined Los Alamos in 1991 as a postdoctoral researcher at the Center for Nonlinear Studies. He returned to Los Alamos in 1998 after doing postdoctoral work at the Institute for Scientific Computing Research at DOE’s Lawrence Livermore National Laboratory and serving as a research assistant professor at Boston University’s Center for Computational Science.

Frank’s current research interests include artificial intelligence, machine learning, decision-making under uncertainty, optimal design of experiments, computational physics, and nonequilibrium physics. Frank has a Ph.D. in Physics from Rutgers University and a B.S. degree in physics and mathematics from The Ohio State University. He has led many research projects including as PI of the ExaScale Computing Codesign Center for Machine Learning (ExaLearn) and has published more than 70 papers in peer reviewed venues.