2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/50568I recall my collaboration with David Gross. A result about descendants of the chiral anomaly is presented: Chern-Simons terms can be written as total derivatives.7 pages, LaTeX. In celebration of David Gross's birthday. Email correspondence to jackiw@mitlns.mit.eduHigh Energy Physics - TheoryHistory and Philosophy of Physicstext