With an aerospace materials science & engineering background, Abraham Calvin is a recognized expert in additive manufacturing, working on a first-of-its-kind metal printed component for a helicopter program as well as medical devices printed from tantalum. He possesses extensive knowledge of various printing methods such as Powder Bed Fusion, Direct Energy Deposition, Cold Spray, and Fused Filament Fabrication, and the associated defects and failure modes for printed materials.