Michael Feygin is an entrepreneur and an engineering leader. His principal accomplishment has been founding Helisys, Inc., the third commercial company launched in the field of 3D-printing. In the late eighties Michael lunched his company based on his invention of a pioneering 3D-printing technology called LOM (Laminated Object Manufacturing). The process uses lasers and sheet materials to produce objects from computer-generated images. He has been granted five domestic and numerous international patents, including some of the basic patents in the field of Additive Manufacturing. In 1996 he took Helisys, Inc. public on NASDAQ. During its ten-year existence Helisys, Inc. sold 350 Additive Manufacturing systems to 34 countries and generated over $40,000,000 in revenues. In his presentation Mr. Feygin will recall the history of his invention and of founding Helisys, Inc. He will also analyze the reasons of LOM decline and present his vision on the future of 3D printing.