Prof. Dr. Ralf M. Zimmer obtained his Masters in Computer Science in 1986 from the University of Bonn and a Ph.D. in Computer Science and Applied Mathematics from Kiel University. He was research staff and project leader at the Institute for Algorithms and Scientific Computing at the German National Research Centre for Information Technology in Sankt Augustin (GMD, now part of the FhG). He headed the research group on Algorithmic Structural Genomics (ASTG) which performs scientific research on protein sequence analysis, structure prediction, alignments and phylogenies, expression data analysis, metabolic and regulatory networks. Dr. Zimmer stayed at the National Cancer Institute (NCI/NIH) in Washington, DC, and at Stanford University for research sabbaticals. In September 2001 Ralf Zimmer became full professor for Practical Informatics and Bioinformatics at the Ludwig-Maximilians-University in Muenchen, Germany (LMU).