Email: sug + period + woo + period + my last name + at berkeley.edu
Address: 901 Evans Hall, Berkeley, CA 94720, USA
CV [pdf]
 Congruences of algebraic automorphic forms and supercuspidal representations (with Jessica Fintzen), [pdf], draft
 Galois representations for even general special orthogonal groups (with Arno Kret), [pdf], draft
 Appendix: Base change, in Florian Herzig, Karol Koziol, and MarieFrance Vigneras's paper ``On the existence of admissible supersingular representations of padic reductive groups'',
[pdf], to appear in Forum Math. Sigma.
 HondaTate theory for Shimura varieties (with Mark Kisin and Keerthi Madapusi Pera),
[pdf], preprint
 Endoscopy and cohomology in a tower of congruence manifolds for U(n,1) (with Simon Marshall),
[pdf], to appear in Forum Math. Sigma.
 Asymptotic behavior of supercuspidal representations and SatoTate equidistribution for families (with Julee Kim and Nicolas Templier),
[pdf], to appear in Adv. Math.
 Patching and the padic Langlands program for GL(2,Q_p) (with Ana Caraiani, Matthew Emerton, Toby Gee, David Geraghty, and Vytautas Paskunas),
[arxiv], Compos. Math. 154 (2018), no. 3, 503548
 Galois representations for general symplectic groups (with Arno Kret), [arxiv], to appear in J. Eur. Math. Soc.
 Asymptotics and local constancy of characters of padic groups (with Julee Kim and Nicolas Templier)
[pdf], Families of automorphic forms and the trace formula, Simons Symposia Book (2016), 259295
 Endoscopic classification of representations: inner forms of unitary groups
(with Tasho Kaletha, Alberto Minguez and PaulJames White)
[arxiv], preprint
 Families of Lfunctions and their symmetry (with Peter Sarnak and Nicolas Templier)
[arxiv],
Families of automorphic forms and the trace formula, Simons Symposia Book (2016), 531578
 Patching and the padic Langlands correspondence (with Ana Caraiani, Matthew Emerton,
Toby Gee, David Geraghty, and Vytautas Paskunas) [arxiv], Camb. J. Math. 4 (2016), no.2,
197287
 Compatible systems of symplectic Galois representations and the inverse Galois problem III.
Automorphic construction of compatible systems with suitable local properties (with Sara AriasdeReyna,
Luis Dieulefait, and Gabor Wiese) [pdf], Math. Ann. 361 (2015), no.3, 909925
 Appendix: More examples (with Junehyuk Jung) [pdf], in Junehyuk Jung's paper
``On sparsity of positivedefinite automorphic forms in a family''
[pdf], J. Analyse Math. 129 (2016), no.1, 105138
 On fields of rationality for automorphic representations (with Nicolas Templier)
[pdf], Compositio Math. 150 (2014), no.12, 20032053
 SatoTate theorem for families and lowlying zeros of automorphic Lfunctions
(with Nicolas Templier)  appendices by Robert Kottwitz [A] and by Raf Cluckers, Julia Gordon, and Immanuel Halupczok [B]
[pdf], Invent. Math. 203 (2016), no.1, 1177
 Supercuspidal part of the mod l cohomology of GU(1,n1)Shimura varieties
[pdf], J. Reine Angew. Math. 705 (2015), 121
 On the cohomology of compact unitary group Shimura varieties at ramified split places
(with Peter Scholze) [pdf], J. Amer. Math. Soc. 26 (2013), no.1, 261294
 Appendix: On the cohomological base change for unitary similitude groups [pdf],
in Wushi Goldring's paper "Galois representations associated to holomorphic limits of discrete series I:
Unitary Groups"" [pdf],
Compositio Math. 150 (2014), no.2, 191228
 Geometric reductive dual pairs and a mod p theta correspondence [pdf], preprint
 Abelian varieties and the Weil representations, [pdf], Algebra and Number Theory 6 (2012), no.8, 17191772
 Construction of Galois representations [pdf], Clay summer school 2009 lecture notes,
(intended for publication in Paris Book Project II)
 Automorphic Plancherel density theorem [pdf], Israel J. Math. 192 (2012), no.1, 83120
 On the cohomology of RapoportZink spaces of ELtype [pdf], Amer. J. Math. 134 (2012), no.2, 407452
 Galois representations arising from some compact Shimura varieties [pdf], Ann. of Math. 173 (2011), no.3, 16451741
 Stable trace formula for Igusa varieties [pdf], J. Inst. Math. Jussieu, 9 (2010), no.4, 847895
 Counting points on Igusa varieties [pdf], Duke Math. J. 146 (2009), no.3, 509568
 Fall 2019: 254A Number Theory, TuTh 1112:30
 Srping 2019: 270 Hot Topics (global Langlands over function fields), Th 1112:30
 Fall 2018: 110 Linear Algebra, MWF 121
 Spring 2018: 254B Number Theory 2, TuTh 1112:30
 Fall 2017: 1A Calculus, TuTh 3:305, 254A Number Theory 1, TuTh 12:302
 Fall 2016: 1A Calculus, TuTh 3:305, 250A Algebra, TuTh 12:302
 Spring 2016: 1A Calculus, MWF 12
 Spring 2015: 254B Number Theory, MWF 121
Seminars at and around UC Berkeley: Berkeley colloquia, this week, MSRI colloquiaseminars , Stanford NT .
RTGBerkeley Arithmetic Geometry and Number Theory Seminar
Berkeley NT seminar (learning seminar):
Ominimality and Diophantine Geometry (Spring 20)
Arithmetic statistics of function fields via Hurwitz spaces (Fall 19) ,
Hodgecycles on abelian varieties (Spring 19) ,
BhattLurieMathew construction of de RhamWitt complexes (Fall 18) ,
Modularity (Spring 18) ,
Langlands program (Fall 17) ,
Integral relations between padic cohomology theories (Spring 17) ,
Torsion classes in cohomology of Shimura varieties (Fall 16) ,
AndreOort conjecture (Spring 16) ,
GrossZagier formula (Fall 15) ,
BSD conjecture over function fields (Spring 15)
(The 2020 event has been postponed due to coronavirus.)
2019 May 1317, lectures by ImaiMieda and Weinstein (in collaboration with U of Tokyo)
2018 Apr 30  May 4, lectures by GuralnickTiep and Lieblich

KIAS intensive lecture series on Logarithmic RiemannHilbert correspondences for rigid varieties and applications to Shimura varieties,
Aug 59, 2018

Simons Symposium: Relative trace formula, Apr 2327, 2018
 Berkeley Undergraduate
Number Theory Conference , Apr 1415, 2018
 Oberwolfach Workshop:
Harmonic Analysis and the Trace Formula, May 2127, 2017

The Langlands correspondence in arithmetic and geometry,
KIAS, Aug 15, 2016

Simons Symposium: Geometric aspects of the trace formula, Apr 1016, 2016
 Banff 5day Half Workshop:
Families of automorphic forms and the trace formula, Nov 30Dec 5, 2014
 Simons Symposium:
Families of automorphic forms and the trace formula, Jan 26Feb 1, 2014
 KIAS Intensive Lecture Series
on Shimura Varieties and RapoportZink Spaces, Jan 1316, 2014
 Workshop on Modular Forms and Galois Representations, KIAS, Jan 2013
 Conference on Lfunctions, Shineville Resort, Jeju island, Aug 2012
 Cohomology of Shimura varieties: Arithmetic Aspects and the Construction of Galois representations, Fields Institute, Mar 2012
 Rigid Geometry and the Local Langlands Correspondence, KIAS, Jan 2012
 Theta Festival (4th ILJU summer school), Postech, South Korea, Aug 2011
 Congruences of modular forms and Galois representations (2nd ILJU summer school), Postech, South Korea, Jul 2010
Useful info for students in number theory by Matt Emerton
A list of errata for CasselsFrohlich Algebraic Number Theory (maintained by K. Buzzard)