2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/190487We review some of the recent developments in QCD spin physics and highlight the spin program now underway at RHIC.16 pages LaTeX, 14 figures. Invited talk presented at the ``Workshop on High Energy Physics Phenomenology (WHEPP-8)'', Indian Institute of Technology, Mumbai, January 5-16, 2004High Energy Physics - Phenomenologytext