Professor with expertise in computational hydrology, multiscale modeling, and physics-informed machine learning. Holds a PhD from the University of Arizona. Former Associate Division Director at Pacific Northwest National Laboratory (PNNL). Recipient of the prestigious Presidential Early Career Award for Scientists and Engineers (PECASE) and DOE Early Career Award. Research focuses on stochastic methods, uncertainty quantification, and inverse problems for subsurface flow and transport. Author of numerous publications on advanced computational methods.