Peter Burkhardt has studied biology in Germany and did his Ph.D. in Plant Biotechnology at the Swiss Federal Institute of Technology. After post doc positions in Switzerland and the Netherlands he joined the EPO in 1998. He works as an examiner in search, examination and opposition in the field of genetic engineering of plants. His duties include chairing oral proceedings in examination and opposition. During the last fifteen years he has also worked as a trainer, both for newcomers and experienced colleagues on various aspects of search and examination. He gained further experience as trainer for the European Patent Academy.