On January 8, 2026, the American Astronomical Society (AAS) announced 23 new Fellows for 2026, including Center for Interdisciplinary Exploration and Research in Astrophysics (CIERA) faculty member Claude-André Faucher-Giguère. A major international organization of professional astronomers, astronomy educators, and amateur astronomers, AAS recognized Faucher-Giguère for significant contributions to a wide range of topics in cosmological