Zack is Chief Scientist of Top Grain Technologies. He is the Boeing Assistant Professor of Aeronautics and Astronautics at MIT, and an expert in powder-bed metal additive manufacturing technologies. His research program at MIT integrates his expertise in processing science, mechanics, and design to develop novel materials and structures for emerging aerospace applications. Zack invented the Top Grain heat treatment in 2022 and seeks to bring its value to industry to help lower barriers to the use of AM materials in turbomachinery. Zack holds an SB in physics and a PhD in materials science and engineering, both from MIT.