Catherina G. Becker is a senior lecturer and Thomas Becker is a senior researcher at the University of Edinburgh, UK. They are collaborating on spinal cord regeneration in adult zebrafish. Throughout their careers, the editors have shared a keen interest in central nervous system regeneration in different model organisms. They began their work in 1993, when both received their PhDs form the University of Bremen, Germany, for the analysis of central nervous system development and regeneration in amphibians. Catherina and Thomas Becker continued their studies, focusing on the role of cell recogn...