From left, Georgia Tech alumnus Reagan Cink, undergraduate researchers Caroline Means and Brittan Pero, and pro golfer and Tech alumnus Stewart Cink at Bobby Jones Golf Course in Atlanta. The Cinks helped test a 3D-printed putter Means designed with Tech researcher Jud Ready. The elder Cink helped consult on the design, along with the pros at Bobby Jones Golf Course. (Photo: Candler Hobbs)