Monday, April 2
4:00 pm - 5:00 pm	High Energy Physics Seminar Lauritsen 469 Searching for Ultralight Particles with Black Holes and Gravitational Waves Masha Baryakhtar, Perimeter Institute,
4:00 pm - 5:00 pm	Algebra and Geometry Seminar/LA Joint Topology Seminar East Bridge 201 (Richard P. Feynman Lecture Hall) The structure of higher genus Gromov-Witten invariants of quintic 3-fold Yongbin Ruan, Department of Mathematics, University of Michigan,
5:00 pm - 6:00 pm	Moon Diver Mission Concept Guggenheim 133 (Lees-Kubota Lecture Hall)
5:00 pm - 6:00 pm	Joint LA Topology Seminar East Bridge 201 (Richard P. Feynman Lecture Hall) Symplectic geometry as topology of odd sphere bundles Li-Sheng Tseng, Department of Mathematics, UC Irvine,

Tuesday, April 3
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Multireference Theories for Ground and Excited Electronic States Based on the Similarity Renormalization Group Francesco Evangelista, Assistant Professor, Department of Chemistry, Emory University,

Wednesday, April 4
3:00 pm - 4:30 pm	Reading Seminar on Deligne's Weil II Paper Building 15, Room 104 Overview and a review of étale cohomology Daxin Xu, Department of Mathematics, Caltech,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Surprising Impacts of Gravity Waves Jim Fuller, Caltech,

Thursday, April 5
4:00 pm - 5:00 pm	Number Theory Seminar Building 15, Room 104 Some calculations with higher pro-p-Iwahori cohomology Karol Koziol, Department of Mathematics, University of Toronto,
4:00 pm - 5:00 pm	Physics Research Conference East Bridge 201 (Richard P. Feynman Lecture Hall) 19th Lauritsen Memorial Lecture: The Dawn of Gravitational-Wave Astrophysics Vicky Kalogera, Daniel I. Linzer Distinguished University Professor, Department of Physics and Astronomy, Northwestern University,

Friday, April 6
11:00 am - 12:00 pm	High Energy Theory Seminar Lauritsen 469 Generalized holographic entanglement of purification Ning Bao, UC Berkeley,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Toward realizing a time-reversal-invariant topological superconductor Arbel Haim, Sherman Fairchild Postdoctoral Scholar in Theoretical Physics,
3:00 pm - 5:00 pm	The Life and Science of Jerry Pine Athenaeum