2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/185150I discuss recent progress in the theory of exclusive meson production and Compton scattering, focusing on hard-scattering factorization and on the dipole formalism.15 pages. Talk given at the Ringberg Workshop on New Trends in HERA Physics 2001. v2: References addedHigh Energy Physics - Phenomenologytext