About Karl Nerenberg Karl Nerenberg est rédacteur en chef et directeur des communications, Forum des fédérations. Books by Karl Nerenberg Dialogues on Intergovernmental Relations in Federal Systems by (author) Karl Nerenberg Dialogues on Intergovernmental Relations in Federal Systems by (author) Karl Nerenberg Guide des pays fédérés, 2002 Forum des Fédérations by (author) Ann L. Griffiths & Karl Nerenberg Handbook of Federal Countries, 2002 A project of the Forum of Federations by (author) Ann L. Griffiths & Karl Nerenberg Guide des pays fédérés, 2002 by (author) Ann L. Griffiths & Karl Nerenberg