Dorn2 International Fiber Journal December 12, 2017 157 Views Winners of the Paul Schlack Prize and Paul Schlack Honorary Prize 2017 (left to right): Dr. Andreas De Palmenaer, Dr. Gisa Wortberg and Dr. Markus Beckers. Winners of the Paul Schlack Prize and Paul Schlack Honorary Prize 2017 (left to right): Dr. Andreas De Palmenaer, Dr. Gisa Wortberg and Dr. Markus Beckers.