
Radu Laza
Associate Professor
Department of Mathematics
Stony Brook University

Office: Math 4121
Teaching
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), to appear in J. Eur. Math. Soc.
 The KSBA compactification for the moduli space of degree two K3 pairs, to appear in J. Eur. Math. Soc.
 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:
 Classical Period Domains (with Z. Zhang), based on my 2013 Vancouver lectures, to appear in "Recent Advances in Hodge Theory", Cambridge Univ. Press.
 Perspectives on the construction and compactification of moduli spaces, Lectures for the school on "Compactifying Moduli Spaces" (Barcelona, May 2013), to appear in a volume of CRM Lecture Notes.
 GIT and moduli with a twist, in "Handbook of Moduli" vol. 2, Adv. Lect. Math. 25 (2013), Int. Press, 259297.
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). I am also part of an FRG group "Hodge theory, Moduli and Representation theory" (DMS1361143) with P. Brosnan, M. Kerr, G. Pearlstein, and C. Robles.
Activities
Past Activities
 Collapsing CalabiYau Manifolds (SCGP, Aug 31Sept 4, 2015)
 Topology of algebraic varieties (IAS, 20142015)
 Perspectives on complex algebraic geometry (Columbia University, May 2225, 2015)
 New techniques in birational geometry (Stony Brook, April 610, 2015)
 FRG Workshop (Stony Brook, January 58, 2015)
 K3, Enriques Surfaces and Related Topics (Nagoya, Nov 1014, 2014)
 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 2015/16
Students/Postdocs
 Adrian Brunyate (NSF postdoc)
 Giulia Sacca (postdoc)
 Letao Zhang (postdoc)
Former Associates
 Zheng Zhang (geometric and motivic realizations of VHS)  now at TAMU
 Patricio Gallardo (moduli of surfaces of general type, esp. quintics)  now at U. Georgia
 Thao Do (undergraduate, Honors Thesis: On Delsarte surfaces with log canonical singularities)  now at MIT
 Ken Ascher (undergraduate, Honors Thesis)  now at Brown.
 Ren Yi (undergraduate)  now at Brown.
 Dave Jensen (postdoc)  now at U. Kentucky.
Personal  Irina & Iuliana
Address
Mathematics Department
Stony Brook University
Stony Brook, NY 117943651
Office Phone: (631) 6324506
Email: radu.laza@stonybrook.edu
Last Modified: Sept 22, 2015