born 1970, has a world-wide reputation as one of the greatest endgame experts. He has, together with Frank Lamprecht written a book on the subject: “Basics of chess endgames” in addition to other contributions such as his column on the website ChessCafe as well as in ChessBase Magazine. M.’s ChessBase-DVDs about endgames in Fritztrainer-Format are bestsellers. The PhD in mathematics lives in Hamburg, where he has also been hunting down points for the HSK in the Bundesliga for many years.