Dr. Simonds is recognized for quantifying the complex process of additive manufacturing through innovative measurements of the interaction of lasers with melting metal. His unique datasets allow significant advances in computer modeling of melt-pool dynamics and predictive capabilities, advancing the "Industry 4.0" digital manufacturing revolution that unifies manufacturing under computer control. His data have enhanced the understanding and predictability of critical parts development, leading to increased efficiency for the $5 billion three-dimensional metal printing market.