2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/115225In this note we observe, answering a question of Eliashberg and Thurston, that all contact structures on a closed oriented 3-manifold are $C^\infty$-deformations of foliations.4 pages. Typos and misstatements correctedSymplectic GeometryGeometric Topology57R17Contact structures on 3-manifolds are deformations of foliationstext