Tuesday, February 21
12:00 pm - 1:00 pm	Math Graduate Student Seminar Connes' embedding conjecture and ergodic theory Peter Burton, Department of Mathematics, Caltech,
12:00 pm - 1:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Cellular optogenetics: precision tools to probe how signaling pathways control cell fate Jared Toettcher, Assistant Professor, Department of Molecular Biology, Princeton University,
3:00 pm - 4:00 pm	IQI Weekly Seminar Annenberg 107 Topological quantum computation with gapped boundaries and boundary defects Iris Cong, Undergraduate Student, UCLA,
4:00 pm - 5:00 pm	Mathematics Colloquium Rectifiability of harmonic measure Alexander Volberg, Department of Mathematics, Michigan State University,

Wednesday, February 22
1:00 pm - 2:00 pm	Mathematical Physics Seminar Spectral cluster bounds for orthonormal functions Julien Sabin, Département de Mathématiques, Université Paris-Sud,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Tidal Disruption Events: Theory Confronts Observation Nick Stone, Columbia,
4:00 pm - 5:00 pm	Special Seminar in Computing & Mathematical Sciences Annenberg 105 Optimization Challenges in Deep Learning Professor Benjamin Recht, Dept. of Electrical Engineering and Computer Science, UC Berkeley,
4:00 pm - 5:00 pm	Noncommutative Geometry Seminar The Origins of Structure in Galaxies and Beyond: Turbulence, Gravity, & Feedback Philip Hopkins, Theoretical Astrophysics, California Institute of Technology,
5:00 pm - 6:00 pm	Combinatorics Seminar On some algebraic constructions of extremal lattices Lenny Fukshansky, Department of Mathematics, Claremont McKenna College,
8:00 pm - 9:30 pm	David Prober - Using Fish to Understand How and Why We Sleep Beckman Auditorium

Thursday, February 23
4:00 pm - 5:00 pm	Physics Research Conference East Bridge 201 (Richard P. Feynman Lecture Hall) The quasiparticle of the quantum Hall fluids Dam Son, Professor of Physics, University of Chicago,
4:00 pm - 5:00 pm	Logic Seminar Kreisel compactness and hyperdegrees Vassilis Gregoriades, Department of Mathematics ''Giuseppe Peano'', University of Turin,
4:00 pm - 5:00 pm	Number Theory Seminar Distinguished positive regular representations Fiona Murnaghan, Department of Mathematics, University of Toronto,

Friday, February 24
11:00 am - 12:00 pm	High Energy Theory Seminar Lauritsen 469 Emergent de Sitter Spaces from Entanglement Entropy Claire Zukowski, Columbia University,
2:00 pm - 3:00 pm	TAPIR Seminar Cahill 370 Exotic Astrophysical Channels for Black Hole Binary Formation Nicholas Stone, Postdoctoral Einstein Fellow, Columbia Astrophysics Laboratory, Columbia University,
3:00 pm - 5:00 pm	Geometry and Topology Seminar Pin(2)-equivariant Floer homology and homology cobordism Matthew Stoffegren, Mathematics Department, UCLA,