2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/94632We study the properties of geodesic currents on free groups, particularly the "intersection form" that is similar to Bonahon's notion of the intersection number between geodesic currents on hyperbolic surfaces.Updated version, to appear in AMS Contemporary Mathematics seriesGroup TheoryGeometric Topology20F, 57Mtext