FORTHCOMING HIGH ENERGY PHYSICS SEMINARS: MONDAY, 27 NOVEMBER 2006, 15:30 p.m. LECTURE ROOM "C" - Main bldg. Matteo BERTOLINI (SISSA) "Metastable supersymmetry breaking and gauge/gravity duality" THURSDAY, 30 NOVEMBER 2006. 15:30 hrs. LECTURE ROOM "C" - Main bldg. Goran DJORDJEVIC (University of Nis, Serbia) "Classical and quantum tachyons"