
Radu Laza
Associate Professor
Department of Mathematics
Stony Brook University

On leave AY 20142015.
Office: Math 4121
Teaching
 Spring '14: Topics in Number Theory (Undergraduate Research Seminar).
 Spring '13: Topics in Algebra (Undergraduate Research Seminar); Intro to Lie groups and Lie algebras (MAT 552).
 Fall '12: Calculus with Applications (MAT 122); Commutative Algebra (Algebra III).
Resume
Research Algebraic
Geometry, esp. moduli problems, degenerations, singularities, special
classes of varieties (K3s, CalabiYau, Hyperkahler manifolds).
Recent & Selected Publications:
 Extending the Prym map to toroidal compactifications of the moduli space of abelian varieties (with S. CasalainaMartin, S. Grushevsky, and K. Hulek), preprint 2014.
 The KSBA compactification for the moduli space of degree two K3 pairs, preprint 2012.
 On some Hermitian variations of Hodge structure of CalabiYau type with real multiplication (w. R. Friedman), Michigan Math. J. 63 (2014), no. 1, 8399.
 Log canonical models and variation of GIT for genus four canonical curves (w. S. CasalainaMartin and D. Jensen), J. Algebraic Geom. 23 (2014), 727764.
 Semialgebraic horizontal subvarieties of CalabiYau type (w. R. Friedman), Duke Math. J. 162 (2013), no. 12, 20772148.
 Simultaneous semistable reduction for curves with ADE singularities (w. S. CasalainaMartin), Trans. Amer. Math. Soc. 365 (2013), no. 5, 22712295.
 The geometry of the ball quotient model of the moduli space of genus four curves (w. S. CasalainaMartin and D. Jensen), in "Compact Moduli Spaces and Vector Bundles", Contemp. Math. 564 (2012), 107136.
 Moduli space of cubic fourfolds via the period map, Ann. of Math. 172 (2010), no. 1, 673711.
 Moduli space of cubic fourfolds (the GIT compactification), J. Algebraic Geom. 18 (2009), 511545.
 The moduli space of cubic threefolds via degenerations of the intermediate Jacobian (w. S. CasalainaMartin), J. Reine Angew. Math. 633 (2009), 2965.
Expository:
Expository lecture series given at: Angers (June 2014), KAIST (Mar 2014), Fields Institute (Aug and Nov 2013), Vancouver (Jul 2013), Barcelona (May 2013).
Books edited:
My papers on arXiv. My Scholar profile.
My research is partially supported by NSF (CAREER DMS125481, DMS1200875). I was previously supported by a Sloan Fellowship (20102013). I am also part of an FRG group "Hodge theory, Moduli and Representation theory" (DMS1361143) with P. Brosnan, M. Kerr, G. Pearlstein, and C. Robbles.
Activities
 IAS special program on Topology of algebraic varieties
 K3, Enriques Surfaces and Related Topics (Nagoya, Nov 1014, 2014)
 Colloquium@Math.SBU: Fall 2014, Spring 2014
 Algebraic Geometry Seminar (see also AG@SBU)
Recent (past) Activities
 AGNES (SBU, Apr 2527, 2014)
 Minicourse on Dynamics and Algebraic Surfaces (SBU, April 9, 2014)
 Minicourse on Kstability (SBU, Dec 6, 2013)
 Thematic Program on CalabiYau varieties (Fields Institute, Fall 2013)  esp. Workshop 4 (Hodge Theory), Workshop 2 (Enumerative), Workshop 0 (Intro).
Travel 2014
 IHES, January 2014 / talk Jussieu (January 9).
 KAIST School on Algebraic Geometry, Daejeon (Korea), March 2014.
 Johns Hopkins (seminar talk), April 17, 2014.
 K3 and their moduli, Schiermonnikoog (Netherlands), May 2014.
 Thematic program on Moduli spaces of real and complex varieties, Angers (France), June 2014.
 "Classical Algebraic Geometry", Oberwolfach, early July, 2014.
 Summer 2014: Hanover, Mainz, MittagLeffler, IHES, Vienna.
 Sept 1519, 2014: FRG workshop at TAMU.
 Fall 2014  I will be on leave to IAS (for the special program on Topology of algebraic varieties)
Travel 2013
My Students
 Zheng Zhang : geometric and motivic realizations of VHS
Graduating Students
 Patricio Gallardo : moduli of surfaces of general type (esp. quintic surfaces)  going to U. Georgia
 Thao Do (undergraduate, Honors Thesis: On Delsarte surfaces with log canonical singularities)  going to MIT
Former Associates
 Ken Ascher (undergraduate, Honors Thesis)  now at Brown.
 Ren Yi (undergraduate)  now at Brown.
 Dave Jensen (postdoc)  now at Yale and U. Kentucky.
Personal  Irina & Iuliana
Address
Mathematics Department
Stony Brook University
Stony Brook, NY 117943651
Office Phone: (631) 6324506
Email: rlaza@math.sunysb.edu
Last Modified: Oct 2, 2014