Dr. Werner Mueller studied physics at the Free University in Berlin and wrote his doctor thesis in the field of nuclear solid state physics at the Hahn-Meitner-Institute. At the Federal Institute for Materials Research and Testing (BAM) he work first about non-destructive testing of plastics and became in the early 90s head of the working group Plastics in Environmental and Geotechnical Engineering, in which Geosynthetics is one of the main fields of scientific and administrative activity. He is author of numerous papers and book contributions and one of the leading experts in the field of lon...