2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/43707In this talk I review the status of our ability to extract the CKM matrix elements Vub and Vcb from inclusive semileptonic decays. I focus on model independent determinations of these parameters and discuss the expected theoretical uncertainties.10 pages. Talk given at HQL 2004, San Juan, Puerto RicoHigh Energy Physics - Phenomenologytext