Todd Gamblin is a computer scientist in the Center for Applied Scientific Computing at Lawrence Livermore National Laboratory (LLNL). His research focuses on scalable tools for measuring, analyzing, and visualizing parallel performance data. For this work, he received an Early Career Research Award from the U.S. Department of Energy in 2014. In addition to his research, Todd leads LLNL's DevRAMP (Reproducibility, Analysis, Monitoring, and Performance) team, and he is the creator of Spack, a popular HPC package management tool. Todd has been at LLNL since 2008. He received his Ph.D. and M.S. degrees in Computer Science from the University of North Carolina at Chapel Hill in 2009 and 2005. He received his B.A. in Computer Science and Japanese from Williams College in 2002.