B meson semileptonic decays

Abstract

B meson semileptonic decays are a crucial tool in our studies of the quark mixing parameters Vcb and Vub. The interplay between experimental and theoretical challenges to achieve precision in the determination of these fundamental parameters is discussed.

Comments: 13 pages, 4 figures. Invited talk given at FPCP 2003, Paris, June 3-6, 2003