Dr. Pedro Beaklini of the University of Sao Paulo is the guest speaker for a special Wednesday version of the NRAO-Socorro colloquium. His talk is "Monitoring Blazar Variability at Radio Wavelengths Using Brazilian Facilities." Beaklini will present observations carried out at 43 GHz (7 mm) for the blazars 3C 273, 3C 279 and PKS 1510-089 using the Pierre Kaufmann Radio Observatory (former Itapetinga, Atibaia, Brazil). A high frequency follow up monitoring program of blazar sources using the LLAMA (Large Latin America Millimeter Array) Observatory is being planned. LLAMA is a joint initiative between Brazil and Argentina. He will also summarize the current status of the LLAMA and Pierre Kaufmann observatories. 11 a.m. in the NRAO auditorium.