Lisa Marquand


Office: 2-115, Mathematics —— —— Email: lisa.marquand[at]stonybrook.edu

I have several ongoing projects, mostly related to birational transformations of irreducible holomorphic symplectic manifolds, as well as automorphisms of cubic hypersurfaces, using Hodge theory and the Period map.

Papers and preprints

The Moduli Space of cubic threefolds with a non-Eckardt involution, Apr 2023
Accepted to IMRN, with Sebastian Casalaina-Martin and Zheng Zhang.

Classification of Symplectic Birational Involutions of Manifolds of OG10 type, Oct 2022
Preprint, with Stevell Muller.

Cubic Fourfolds with an Involution,Trans. Am. Math Soc., 2023

Cylinders in Rational Surfaces, Eur. J. Math. 4 (2018), no. 3, 1161-1196
with Joonyeong Won.

Invited Talks

AMS Special Session: Brauer groups in Algebraic Geometry and Arithmetic, April 2023 (slides)

University of Waterloo, Geometry and Topology Seminar, March 2023

BIRS Workshop: Explicit Moduli Problems in Higher Dimensions, February 2023

Brown University, Algebraic Geometry Seminar, February 2023

Birational Complexity of Algebraic Varieties (speed talk), SCGP, December 2022

University of Michigan, Algebraic Geometry Seminar, December 2022

Purdue University, Algebraic Geometry Seminar, November 2022

University of Massachusetts Valley Geometry Seminar, October 2022

AMS Special Session: Geometry of Arithmetic of Hyperkaehler manifolds, October 2022

Columbia University, Algebraic Geometry Seminar, September 2022

Stony Brook University, Algebraic Geometry Seminar, September 2022

AWM Research Symposium, June 2022
Title: Cubic Fourfolds with an Involution

University of Conneticut, Algebra Seminar, October 2021
Title: Involutions of a Cubic Fourfold

Trieste Algebraic Geometry Summer School (TAGSS) July 2021- Hyperkähler and Prym varieties: classical and new results.
Title: Cubic fourfolds with an anti-symplectic involution

American Graduate Student Algebraic Geometry Seminar (virtual) 09/11/2020
Title: Hyperplane Sections and Moduli

Organiser of Géométrie Algébrique en Liberté (GAeL) 2019-2021.