Group Members
Academic staff
Tom Bridgeland
Interests: Mirror Symmetry, Derived Categories, Moduli Spaces, Hall Algebras
Webpage, email: t.bridgeland@shef.ac.uk, room J18b
Bio: Tom learnt his trade in Edinburgh before moving to Sheffield in 2004. He spent the years 2011 and 2012 as a Research Fellow at All Souls College, Oxford.
Andrea Brini
email: a.brini@sheffield.ac.uk, room J21
Bio: Andrea got his PhD at SISSA, Trieste in 2009 and spent time as a postdoc in Geneva and then Imperial College in 2009-12. He obtained a CNRS permanent research post based at Montpellier in 2013, and held visiting research positions at Imperial College (2016-18) and MSRI Berkeley (2018), following which he took up a senior lectureship in Birmingham in 2018. He joined this group at Sheffield as a senior lecturer in 2019.
Paul Johnson
Interests: Gromov-Witten theory, Orbifolds, Hilbert schemes, Partitions
Webpage, email: paul.johnson@shef.ac.uk, room J06b
Bio: Paul initially completed his undergraduate at the University of Chicago. Following this he obtained his master’s at the University of Wisconsin-Madison and PhD at the University of Michigan under Yongbin Ruan. He then held various postdoctoral positions at Princeton, Imperial College London and Columbia University. He was associate professor at Colorado State University for one year before moving to the University of Sheffield.
Cristina Manolache
Interests: Moduli spaces, Gromov-Witten theory
email: c.manolache@sheffield.ac.uk, room J23
Bio: Cristina got her PhD at SISSA, Trieste and following this, she held postdoctoral positions at Humboldt Berlin and at Imperial College London. She came to the University of Sheffield as a senior lecturer in 2019.
Evgeny Shinder
Interests: Derived Categories of Coherent Sheaves, Grothendieck Group of Varieties
Webpage, email: e.shinder@sheffield.ac.uk, room J24
Bio: Evgeny defended his PhD at Northwestern University under Andrei Suslin. Afterwards he was a postdoc at the Max Planck Institute for Mathematics, University of Bonn, the Hausdorff Research Institute for Mathematics and the University of Mainz. In 2013-14 he was a Whittaker postdoc at the University of Edinburgh, before coming to Sheffield as a lecturer in 2014.
Postdocs
Kento Osuga
Interests: Topological Recursion, Airy Structures, Supersymmetry, Gromov-Witten Invariants
email: k.osuga@sheffield.ac.uk, room K16
Bio: Kento completed his B.Sc at Shizuoka University in 2014 under Shogo Aoyama, and then moved to the University of Alberta for his Ph.D under Vincent Bouchard and Don N. Page. Afterwards, he was appointed as a temporal postdoctoral fellow at the same institution before moving to Sheffield.
Sven Meinhardt
Interests: Donaldson-Thomas Theory, Derived Algebraic Geometry, Mirror Symmetry, Mathematical Physics
Webpage, email: s.meinhardt@sheffield.ac.uk, room K24
Bio: Sven initially completed his diploma at the Humboldt University Berlin. He then moved to the University of Bonn for his PhD under Daniel Huybrechts as well as staying on as a postdoc. Following this he spent time at the Imperial College London and at the University of Oxford. It was here he came in contact with Donaldson-Thomas theory which is now his main research area. Afterwards he completed another postdoc at the University of Wuppertal before coming to Sheffield.
PhD Students
David Kern
Supervisors: Etienne Mann (Angers), Cristina Manolache (Sheffield)
Interests: Derived algebraic geometry, Enumerative and homological mirror symmetry, Operads
email: kern@math.univ-angers.fr, room J25
Bio: David obtained his master’s degree in physics at the University of Strasbourg, then in mathematics in Paris, before starting his PhD in Angers and Sheffield.
Giovanni Marchetti
Supervisor: Tom Bridgeland
Interests: Enhancements and Invariants of Triangulated Categories, Categorification
email: GMarchetti1@shef.ac.uk, room K25
Bio: Giovanni obtained his undergraduate and master’s degree at La Sapienza, Rome before moving to Sheffield for his PhD.
George Moulantzikos
Supervisor: Evgeny Shinder
Interests: Derived Categories, Grothendieck Rings of Varieties, L-Equivalence, Hodge Theory, Torelli Problems
email: gmoulantzikos1@sheffield.ac.uk, room J25
Bio: George obtained his undergraduate and master’s degree at the University of Crete before moving to Sheffield for his PhD.
Edward Pearce
Supervisor: Paul Johnson
Interests: Algebraic Geometry, Commutative Algebra, Representation Theory, Combinatorics of Partitions
Webpage, email: empearce1@shef.ac.uk, room J14b
Bio: Edward completed an integrated master's degree at the University of Warwick and has since been studying for a PhD at the University of Sheffield.
Eve Pound
Supervisor: Paul Johnson
Interests: Hilbert schemes, Combinatorics of partitions, Representation theory of symmetric groups, Geometric group theory
email: epound1@sheffield.ac.uk, room J14a
Bio: Eve completed her undergraduate degree and Part III at the University of Cambridge. She is just starting as a PhD student in Sheffield.
Karoline Van Gemst
Supervisor: Andrea Brini
Interests: Frobenius Manifolds, Gromov-Witten theory, Quantum Cohomology, Landau-Ginzburg Theory, Mathematical physics
email: kvangemst1@sheffield.ac.uk, room J14b
Bio: Karoline obtained an MPhys Mathematical Physics from University of Edinburgh, and then an MSc in pure mathematics at Imperial College London. Afterwards, she moved to Birmingham for her PhD studies from where she transferred to Sheffield.
Yirui Xiong
Supervisor: Tom Bridgeland
Interests: Stability conditions and Calabi-Yau algebras
email: yiruimee@icloud.com, room J14a
Bio: Yirui completed his bachelor’s and master’s degree at Sichuan University in Chengdu, China. He just came to Sheffield as PhD student.
Former Members
Anna Barbieri
Interests: Frobenius manifolds, Stability Conditions
Bio: Anna completed her undergraduate at University of Udine, Italy. She then undertook her PhD studies at the University of Pavia, Italy before moving to the University of Sheffield as a postdoc. She then moved on to another postdoc position at the University of Milan in May 2020.
Nebojsa Pavic
Interests: Derived Categories, K-Theory, Singularity Categories
Webpage, email: npavic1@shef.ac.uk, room J14b
Bio: Nebojsa completed his bachelor’s and master’s degree at the Swiss Federal Institute of Technology (ETH) in Zurich. Afterwards he moved to Sheffield to obtain a PhD under the supervision of Evgeny Shinder in May 2020. He then moved to the University of Hannover as a postdoc.
Caitlin McAuley
Interests: Stability Conditions, Mirror Symmetry
email: cmcauley1@shef.ac.uk
Bio: Caitlin obtained her undergraduate degree from the University of Glasgow and completed her master’s in Bonn before coming to Sheffield as a PhD student under the supervision of Tom Bridgeland.
Barbara Bolognese
Interests: Moduli Spaces of Sheaves on Surfaces, Tropical Geometry, Derived Categories
Webpage, email: bbolognese87@gmail.com
Bio: Barbara completed her undergraduate studies at the University of Rome, then she obtained her PhD at Northeastern University. She held postdoctoral positions at the Fields Institute, Toronto, and Sheffield until November 2019, after which she moved to Roma Tre University as a postdoc.
Dylan Allegretti
Interests: Cluster Varieties and Cluster Algebras, Quantum Teichmuller Theory, Mathematical Aspects of Quantum Field Theory and String Theory
Bio: After three years of postdoc at the University of Sheffield, Dylan moved to MSRI, Berkeley, for a postdoc, in August 2019.
Rory Potter
Interests: Derived Categories, Non-Commutative Geometry, Quotient Stacks, Derived McKay Correspondence and Stability Conditions
Bio: Rory studied his MMath degree at the University of Warwick before doing his PhD at the University of Sheffield under the supervision of Tom Bridgeland.
Eoin Murphy
Interests: Hall Algebras, Quiver Representations
Bio: Eoin came to the University of Sheffield for his PhD, under the supervision of Tom Bridgeland. He defended his thesis on December 2018.
Joe Karmazyn
email: j.h.karmazyn@gmail.com
Interests: Noncommutative Algebras, Derived Equivalences, Moduli Constructions to Study and Construct Examples in Algebraic Geometry
Bio: Joe studied his PhD in Edinburgh under the supervision of Michael Wemyss and Iain Gordon. He won a EPSRC post-doctoral fellowship, that he held at the University of Bath first and later at the University of Sheffield until June 2018.