Dear colleagues, I am pleased to announce the 13th International Union of Forestry Research Organization, Working Party 7.02.01 Conference on "Root and Butt Rot of Forest Trees" that will be held in Italy from September 4th until September 11th, 2011. The meeting will be held in Florence and in San Martino di Castrozza in the Dolomites (the village where I grew up until the age of 12). A trip to the area invaded by the North American H. irregulare will be organized South of Rome the day before the meeting. Please read the attached announcement by the organizers Paolo Capretti, Nicola La Porta, and Cecilia Comparini. For further information go to http://nature.berkeley.edu/iufro13 Thanks and see you all soon! Matteo Garbelotto