Kavli Affiliate: Jacqueline Hewitt | First 5 Authors: Tzu-Ching Chang, Angus Beane, Olivier Dore, Adam Lidz, Lluis Mas-Ribas | Summary: The Cosmic Dawn and Reionization epochs remain a fundamental but challenging frontier of astrophysics and cosmology. We advocate a large-scale, multi-tracer approach to develop a comprehensive understanding of the physics that led to the formation […]