JENNIFER JOHNSON-LEUNG
DEPARTMENT OF MATHEMATICS AND STATISTICAL SCIENCEUNIVERSITY OF IDAHO, MOSCOW, ID
JENFNS@UIDAHO.EDU

Education
PhD., Mathematics, California Institute of Technology
Thesis: Artin L-series for abelian extensions of imaginary quadratic fields.
Advisor: Matthias Flach
PhD. Minor in Chemistry
B.S., Chemistry and Mathematics, College of William and Mary
Summa Cum Laude with High Honors in Chemistry

2005

1998

Employment
Associate Professor, Department of Mathematics, University of Idaho
Assistant Professor, Department of Mathematics, University of Idaho
Lecturer, Department of Mathematics, Brandeis University2016–2007–2016
2005–2007

Research Interests• Arithmetic Geometry and Number Theory, Siegel Modular Forms with Paramodular Level,Representations of GSp(4)• Special Values of L-functions, Iwasawa Theory, Abelian Surfaces• Fourier expansions of quaternionic modular forms• Network Epidemiology, Topological Data Analysis, Public HealthPapers• Johnson-Leung J, McGlade F, Negrini I, Pollack A, Roy, M. The quaternionic Maass Spezialschar
on split SO(8) arXiv preprint (submitted) arXiv:2401.15277 (2024).
• Dilshani Sarathchandra and Jennifer Johnson-Leung. Influence of Political Ideology andMedia on Vaccination Intention in the Early Stages of the COVID-19 Pandemic in theUnited States (Submitted - 2023)• Jennifer Johnson-Leung, Joshua Parker, Brooks Roberts. The paramodular Hecke algebra
arXiv preprint (submitted) arXiv:2310.13179 (2023)• Seamon E, Ridenhour BJ, Miller CR, Johnson-Leung J. Spatial Modeling of Sociodemographic Risk for COVID-19 Mortality preprint (submitted) DOI:10.1101/2023.07.21.23292785(2023)• Moxley T, Johnson-Leung J, Seamon E, Williams C, Ridenhour BJ Application of Elastic
Net Regression for Modeling COVID-19 Sociodemographic Risk Factors PLoS ONE 19(1):e0297065 (2024)• Jennifer Johnson-Leung, Brooks Roberts, Ralf Schmidt Stable Klingen Vectors and Paramodular Newforms Springer Lecture Notes in Mathematics, Volume 2342. (2023)• Ridenhour BJ, Sarathchandra D, Seamon E, Brown H, Leung F-Y, Johnson-Leon M, Megheib
M, Miller CR, Johnson-Leung J. Effects of trust, risk perception, and health behavior on
COVID-19 disease burden: Evidence from a multi-state US survey. PLoS ONE 17(5):e0268302. (2022) [Project Lead]• Jennifer Johnson-Leung and Brooks Roberts, Twisting of Siegel Paramodular Forms, Int. J.
Number Theory, 13 pp. 1755-1854 (2017) 1755–1854• Jennifer Johnson-Leung and Brooks Roberts Fourier Coefficients for Twists of Siegel Paramodular Forms, J. Ramanujuan Math Soc. 32, (2017) 101–119
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JENNIFER JOHNSON-LEUNG• Yopp, D., Ely, R., & Johnson-Leung, J. Generic Example Proving Criteria for All, For theLearning of Mathematics 35 3 (2015) 8–13
• Jennifer Johnson-Leung and Brooks Roberts, Twisting of Paramodular Vectors, Int. J.
Number Theory 10, (2014) 1043 – 1065
• Jennifer Johnson-Leung The local equivariant Tamagawa number conjecture for almost abelian
extensions in WIN 2 Women in Numbers 2: Research Directions in Number Theory, Contemporary Mathematics, vol 606, (2013) 1 – 27
• Jennifer Johnson-Leung and Brooks Roberts, Siegel modular forms of degree two attached
to Hilbert modular forms, Journal of Number Theory 132 (2012) 543 – 564• Jennifer Johnson-Leung and Guido Kings, On the equivariant main conjecture for imaginary
quadratic fields, J. reine angew. Math. 653 (2011), 75 – 114• H. Grundman, J. Johnson-Leung, K. Lauter, A. Salerno, B. Viray, and E. Wittenborn,Igusa Class Polynomials, Quartic CM Fields, and Arithmetic Intersection Theory., in WIN–Women in Numbers: Research Directions in Number Theory, Fields Institute Communications Series, Volume 60 (2011)

Other Works• Buow, Johnson-Leung, Newton, and Ozman, Eds. Women in Numbers Europe 2, Proceedings volume, Springer, 2018.
• Hyperelliptic Threshold Noise Essay and Exhibition at the Pritchard Art Gallery, Moscow,
Idaho, 2016
• Artin L-series for abelian extensions of imaginary quadratic fields, Dissertation, California
Institute of Technology (2005)

GrantsAIM SQuARe (New Directions in Quaternionic Modular Forms)
NIH Supplement for COVID modeling (co-Director)
Renfrew Faculty Fellowship
Micron Gift funding a GEAR UP summer camp on proportional reasoning
NSF MSP Grant (Co-PI) (Making Mathematical Reasoning Explicit)
NSA Young Investigators Award (Special values of L-functions and motivic elements
for abelian surfaces with complex multiplication)
UI Seed Grant (Special Values of L-functions of CM Fields)

2023
2020
2020
2017
2011
2010
2008

PhD Students
Nina Rupert, An explicit theta lift from Hilbert to Siegel paramodular forms
2017
Daniel Reiss, Arithmetic relations between Fourier coefficients of Siegel paramodular forms 2019
Joshua Parker, Prime level paramodular Hecke algebras
2022
Jordan Hardy, CM abelian surfaces with non-principal polarizations
expected 2023

Undergraduate Research Students
Beau Horenberger
Kirk Bonney
Trevor Griffin
Katie Theissen

2019
2020
2021
2023

Selected Presentations
PRiME Colloquium, Pomona College“Fourier Coefficients of Modular Forms and Arithmetic”
Joint Mathematics Meeting Special Session on Women in Automorphic Forms“Stable Kingen Vectors and Paramodular Newforms”
Texas Tech Algebra and Number Theory Seminar“Stable Klingen subgroups and paramodular forms of deep level”
University of Idaho Mathematics Colloquium

July 2023
January 2023
November 2022
November 2022

JENNIFER JOHNSON-LEUNG

3“Fourier Expansions of Automorphic Forms”
SIAM Network Sciences Workshop
September 2022
“Topological Considerations of Social Contact Networks for Disease Transmission”
WSU CLaN Seminar
March 2022
“Klingen Vectors and Siegel Paramodular Forms”
IDeA Program Meeting, NIGMS, NIH,
September 2020
“Modeling COVID-19 in Rural Communities”
Combinatorics, Linear Algebra and Number Theory (CLaN) Seminar, WSU
March 2019
“Fourier Coefficients and Hecke Eigenvalues of Siegel Paramodular Forms”
Texas-Oklahoma Representation Theory and Automorphic Forms Workshop,April 2018
“Relations Between Fourier Coefficients: An Application of Stable Kingen Theory.?
AMS Western Sectional Meeting
April 2017
“Examples of Paramodular Surfaces”
Visualizing Science Exhibition and Renfrew Interdisciplinary Colloquium
March 2017
“Hyperelliptic Threshold Noise”
Joint Meetings of Mathematics, Special Session on Number Theory and CryptographyJanuary 2016
“On the modularity of hyperelliptic curves of genus 2?
ICERM Workshop “Modular Forms and Curves of Low Genus: Computational Aspects” Brown
UniversitySept. 2015
“Fourier Coefficients for Twisted Siegel Modular Forms”
Summer REU Colloquia: A Tour of the Mathematical Sciences Virtual colloquium series hosted byPurdue University and Howard University
July 2015“Modularity of surfaces”
TORAS Conference at University of Oklahoma:Plenary Speaker
March 2015
“Modularity of Abelian Surfaces,” Karcher Colloquium“Twisting of Paramodular Vectors”“Fourier Coefficients for Twists of Siegel Paramodular Forms”
Summer School on Special Values of L-functions
June 2014“Twisting of Siegel Paramodular Forms” (in research program)
Course on “L-functions and Galois Cohomology”
Purdue Automorphic Forms SeminarApril 2013
“Twists of Paramodular Vectors”
Pacific Northwest Number Theory Conference
May 2011“Special values of L-functions and the Iwasawa main conjecture for imaginary quadratic fields”
Caltech Number Theory Seminar
May 2010“Siegel modular forms of degree two attached to Hilbert modular forms”
University of British Columbia/Simon Fraser University Number Theory Seminar
March 2010
“Siegel modular forms of degree two attached to Hilbert modular forms”
Canadian Mathematical Society
Dec 2007“The equivariant main conjecture of Iwasawa Theory for imaginary quadratic fields”
Universitat Regensburg, Series of 4 Lectures
May 2006“Special Values of L-functions,” Sponsored Lectures.

Courses Taught
Department of Mathematics, University of Idaho
Abstract Algebra I, II (Math 461, 462–F19, S20, F21)
Proof Via Number Theory (UG) (Math 215–F17, S18, S19, F20, S21, F21, F22)
Theory of Numbers (UG) (Math 386–S18, S20, S22)
Cohomology of Groups (G) (Math 504–F18)
Commutative Algebra (G) (Math 557–F14, F18)
Algebraic Geometry (G) (Math 558–S15)
Calculus I (UG) (Math 170–F14)
Cryptography (UG) (Math 415–F10, F13, F15, F22)

2007-present4JENNIFER JOHNSON-LEUNG

Linear Algebra (UG) (Math 330–S10, S11, S12, S13, S14, S15, Su16, F17, F19, S23)
Algebraic Number Theory (G) (Math 504–S10,S16; Math 559–S19,S23)Groups and Fields I, II (Math 555,556–F09-S10)
Rings and Modules (G) (Math 551–S09)
Linear Algebra (G) (Math 550–F08)
Introduction to Higher Mathematics (UG) (Math 215–F07, S08, F08, S09, F10, S11, S12, F12,
S13, S14, F14, F15, S16)
NSF MSP on Making Mathematica Reasoning Explicit
2012-2014
Proportional Reasoning Instructor (PD) (Su12)
Geometric Reasoning Instructor (PD) (Su13)
Algebraic Reasoning Instructor (PD) (Su14)
Department of Mathematics, Brandeis
2005-2007
Algebra (G) (Math 101a–F06)
Algebraic Topology (G) (Math 121a–F05)
Rings and Fields (UG) (Math 28b–F06)
Number Theory (UG) (Math 38–S07)
Algebra (UG) (Math 30a–F05)
Statistics (UG) (Math 8a–S06)
Biostatistics (UG) (Math 51a–S06, S07)

Professional Experience/Service
TPSE Mathematics Advisory Group on Graduate Education
Association for Women in Mathematics Education Committee member 2017- (chair 2019)
Editor: Women in Numbers Europe 2, Proceedings Volume
University of Idaho Faculty Senate Committees:
Teaching and Advising 2014-2016 (chair AY15-16)
Honors Program 2017-2020 (chair AY 19-20)
Mathematics Department Executive Committee 2019
Reviewer: Math Reviews, ZbMath, Journal of the Ramanujuan Mathematics Society,Mathematical Modelling of Natural Phenomena
Organizer: Special Session on Arithmetic Geometry at 2010 and 2012 Joint Meetings ofMathematics, 2012 Pacific Northwest Number Theory Conference
Founder and Director of Idaho Math Circle 2008Co-director of Informal Mathematics Education program at Eureka! Palouse 2016-2018