​Josef Průša started designing 3D printers in 2009 at the age of 19. In 2012, he founded the company Prusa Research. The basis for his business was the RepRap project - a 3D printer project that can partially replicate itself and is available as open-source hardware. Mr. Průša lecutres at Charles University and previously also lectured at the Academy of Arts, Architecture & Design in Prague.