Wolfgang Grellmann Editor & Author

Prof. Wolfgang Grellmann has, since 1995, been head of ""Material Diagnostics/Material Testing“ at the Center for Engineering Science at the Martin Luther University,Halle-Wittenberg, Germany.

Prof. Sabine Seidler has, since 1996, been Chair of ""Nonmetallic Materials"" at the Institute for Materials Science and Materials Technology at the Technical University of Vienna. She is also Rector of the university.