Roger Labahn received his doctoral degree in 1987 and finished his habilitation in 1994, both in Discrete Mathematics / Combinatorics. Since then he was Senior Researcher with academic teaching duties in various fields of basic, applied and discrete Mathematics. His major interest and working area changed to Machine Learning and Neural Networks with strong focus on application oriented research and algorithm design and software development. He led the various research projects of the CITlab groups with several collaborators resp. PhD students for developing algorithms and technologies for handwritten text recognition based on state-of-the-art concepts of Computational Intelligence.