Credit: C. Higgins/NIST
Callie Higgins is a materials research engineer at the National Institute of Standards and Technology (NIST). She studies a special branch of additive manufacturing called vat photopolymerization, which uses light to solidify a liquid resin layer by layer into a 3D object. Callie is a finalist for a Samuel J. Heyman Service to America Medal in the Emerging Leaders category, which is awarded to federal employees under the age of 35 who have made important contributions early in their professional careers. The Samuel J. Heyman Service to America Medals are intended to highlight excellence in the federal workforce and inspire other talented and dedicated individuals to go into public service.