2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/49722The current status of lattice and dispersive bound calculations for exclusive semileptonic B decays is reviewed. Emphasis is placed on decays relevant for the measurement of the sides of the unitarity triangle determined by |V_{ub}| and |V_{cb}|.14 pages, 22 figure files, epsfig, JHEP.cls (included). Invited talk at the 8th International Symposium on Heavy Flavour Physics (Heavy Flavours 8), Southampton, UK, 25-29 July 1999High Energy Physics - PhenomenologyHigh Energy Physics - Latticetext