Monday, November 24
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event Spectrum completeness from dispersion relations Michele Tarquini, Caltech,
4:00 pm - 5:00 pm	Astronomy Tea Talk Cahill 370 Cosmic Detectives: Discovering High-Redshift Quasars and Solving the Mystery of Their Gas Halos Tatevik Mkrtchyan, graduate student; Universidad Diego Portales, Instituto de Estudios Astrofísicos,
4:00 pm - 4:55 pm	Math Teaching Seminar Linde Hall 359 Conversations About Teaching Jaeden Bardati, PhD Student, Department of Physics, Caltech,

Tuesday, November 25
4:00 pm - 5:00 pm	Charles R. DePrima Memorial Lecture in Mathematics Linde Hall 310 What is your number? Logic puzzles for mathematicians Joel David Hamkins, John Cardinal O'Hara Professor of Logic, Department of Philosophy, University of Notre Dame,
5:00 pm - 6:00 pm	Caltech-Tsinghua Joint Colloquium Online Event Bhargava's geometry-of-numbers beyond Davenport's lemma Artane Siad, Assistant Professor, Yau Mathematical Sciences Center, Tsinghua University,