The title of Honorary Doctor of Technology has been awarded to Prof Mathias Schubert from the University of Nebraska-Lincoln. Prof Schubert is a world leader in spectroscopic ellipsometry and has contributed to the development of blue and white LEDs, fast processors and efficient biological and chemical sensors. Since 2000 his collaboration with researchers from Linköping University has resulted in theses, scientific papers and patents, as well as student and researcher exchanges. Professor Schubert also played a key role in the foundation of laboratories for spectroscopic ellipsometry at Linköping University. Linkoping University News: COMMENCEMENT 2015.