Jon Williams, PhD, is Lead Data Scientist in the Virtual PICU. After receiving his Ph.D. degree in experimental physics from UC Santa Barbara in 2000, he conducted research in physics and optics as a postdoctoral scholar at Caltech, and developed optical instrumentation as an associate scientist at Caltech. He left academia to work in the areas of signal processing and machine learning as a defense-industry scientist. Jon enjoys working on challenging data science problems using a combination of creativity, machine learning, data analysis, and visualization techniques. He has led the analytic team for the VPICU for two years.