Tamlyn Currin, Surrey: Brad and I have just got back from a week in Alsace with our wine class and our long-suffering tutor, Michael Schmidt.  Michael writes the Germany review in Tom Stevenson's Wine Report and so it was probably inevitable that we slipped across the border one afternoon to a tiny village in Baden called Efringen-Kirchen to visit someone that Michael has suggested is one of the rising stars of the German wine scene. There we were welcomed by a young, beaming winemaker called Hanspeter Ziereisen into his quirky courtyard, jumbled with a profusion of children's toys, washing strung across a...