|V_{ub}| from B-> pi e nu

Abstract

I discuss the results for $|V_{ub}|$ obtained from $B\to \pi e\nu$ using the form factor $f_{+}(q^2)$ from QCD sum rules on the light-cone and unquenched lattice calculations; the shape of $f_{+}(q^2)$ is fixed from experimental data.

Comments: Talk given at CKM06