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Explicit Constructions
Program
Pseudorandomness & High-Dimensional Expansion
Location
Calvin Lab auditorium
Date
Monday, Sept. 28
–
Friday, Oct. 2, 2026
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Schedule | Explicit Constructions
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The Workshop
Schedule
Videos
All talks listed in Pacific Time. Schedule subject to change.
Monday, Sept. 28, 2026
9
–
9:30 a.m.
Coffee and Check In
9:30
–
9:40 a.m.
Opening Remarks
9:40
–
10:30 a.m.
Expansion of higher-dimensional cubical complexes with application to quantum locally testable codes
Irit Dinur (Weizmann Institute)
Video
10:30
–
11 a.m.
Break
11
–
11:50 a.m.
Strongly explicit sorting on HDXs
Noah Singer (Carnegie Mellon University)
Video
11:50 a.m.
–
1:30 p.m.
Lunch (on your own)
1:30
–
2:20 p.m.
Condensers/extractors for block sources survey
Mohit Gurumukhani (Cornell University)
Video
2:20
–
2:50 p.m.
Break
2:50
–
3:40 p.m.
Extractors for Samplable Distributions from the Two-Source Extractor Recipe
Justin Oh (University of Haifa)
Video
3:40
–
4:10 p.m.
Break
4:10
–
5 p.m.
Low error two-source extractors (in person only)
Jesse Goodman (UT Austin)
Tuesday, Sept. 29, 2026
9:20
–
9:50 a.m.
Coffee and Check In
9:50
–
10:40 a.m.
Explicit lossless vertex expanders
Rachel Zhang (UC Berkeley)
Video
10:40
–
11:10 a.m.
Break
11:10 a.m.
–
12 p.m.
Algorithmic List Decoding of Reed–Solomon Codes up to Capacity
Kai Zhe Zheng (IAS)
Video
12
–
2 p.m.
Lunch (on your own)
2
–
2:50 p.m.
Explicit Folded Reed-Solomon and Multiplicity Codes Achieve Relaxed Generalized Singleton Bounds
Yeyuan Chen (University of Michigan, Ann Arbor)
Video
2:50
–
3:30 p.m.
RMK Lecture Reception
3:30
–
4:30 p.m.
My Favorite Expanders | Richard M. Karp Distinguished Lecture
Video
Wednesday, Sept. 30, 2026
9
–
9:30 a.m.
Coffee and Check In
9:30
–
10:20 a.m.
Sparser Abelian High Dimensional Expanders
Siqi Liu (Duke University)
Video
10:20
–
10:50 a.m.
Break
10:50
–
11:40 a.m.
A Simple Sub-Polynomial Degree Coboundary Expander
Max Hopkins (Institute for Advanced Study)
Video
11:40 a.m.
–
1:30 p.m.
Lunch (on your own)
1:30
–
2:20 p.m.
Explicit free expanders
Sidhanth Mohanty (Northwestern University)
Video
2:20
–
2:50 p.m.
Break
2:50
–
3:40 p.m.
Explicit Almost-Optimal ε-Balanced Codes via Free Expander Walks
Tim Hsieh (Massachusetts Institute of Technology)
Video
3:40
–
4:10 p.m.
Break
4:10
–
5 p.m.
From Random to Explicit via Subspace Designs With Applications to Local Properties and Matroids
Josh Brakensiek (UC Berkeley)
Video
Thursday, Oct. 1, 2026
9
–
9:30 a.m.
Coffee and Check In
9:30
–
10:20 a.m.
Algebraic Expander Codes
Itzhak Tamo (Tel-Aviv University)
Video
10:20
–
10:50 a.m.
Break
10:50
–
11:40 a.m.
Asymptotically good large-alphabet LDCs with polylogarithmic query complexity
Tal Yankovitz (UT Austin)
Video
11:40 a.m.
–
1:30 p.m.
Lunch (on your own)
1:30
–
2:20 p.m.
Exponential Lower Bounds for 2-query Relaxed Locally Decodable Codes
Elena Grigorescu (University of Waterloo)
Video
2:20
–
2:50 p.m.
Break
2:50
–
3:40 p.m.
Relaxed vs. Full Local Decodability with Few Queries: Equivalence and Separations for Linear Codes
Geoffrey Mon (UT Austin)
Video
3:40
–
4:10 p.m.
Break
4:10
–
5 p.m.
KMS complexes and their (higher) expansion properties
Inga Valentiner-Branth (Ghent University)
Video
Friday, Oct. 2, 2026
9
–
9:30 a.m.
Coffee and Check In
9:30
–
10:20 a.m.
Fault-Tolerant Quantum Computation with Adversarial Errors
Louis Golowich (UC Berkeley)
Video
10:20
–
10:50 a.m.
Break
10:50
–
11:40 a.m.
Symmetric Self-Dual Quantum Codes on High Dimensional Expanders with Single-Orbit Low-Weight Checks
Kyle Gulshen (Caltech)
Video
11:40 a.m.
–
1:40 p.m.
Lunch (on your own)
1:40
–
2:10 p.m.
Space-efficient list decoding
Noga Ron-Zewi (University of Haifa)
2:10
–
2:40 p.m.
Break
2:40
–
3:30 p.m.
Binary code rate bounds via classical--quantum channels
Omar Alrabiah (University of California, Berkeley)
Video
3:30
–
4 p.m.
Break
4
–
4:50 p.m.
The Quest for Explicit Constructions in Coding Theory
Fernando Granha Jeronimo (University of Illinois Urbana-Champaign)
Video
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