Jan Ulrich Hasecke is a professional writer. He works as an advertising consultant for small and medium enterprises. He has written a book about Sphinx.
Jan Ulrich Hasecke is founding member of the Python Software Verband e.V.. He produced a bunch of German marketing materials for Python, Python web frameworks and the Python content management system Plone. He is member of the Plone foundation, translated the Plone UI into German and has written the German User Guide for Plone with Sphinx.