Jérémie SzeftelCurriculum Vitae

Address:Laboratoire Jacques-Louis Lions,
Sorbonne Université,4 place Jussieu,
75005 Paris, FRANCE
Tel : +33144278520
Fax : +33144277200

email:

jeremie.szeftel@sorbonne-universite.fr

webpage:

http://www.ljll.fr/szeftel/

citizenship:

frenchContents
1 Research interests

2

2 Honors and awards

2

3 Academic employment

2

4 Education

3

5 Oral communications

3

6 Teaching experience

9

7 Mentoring activities

10

8 Service12

1Research interests

Current interests Nonlinear partial differential equations, general relativity, asymptotic stability, finite time blow-up phenomenon.
Past interests

2

Domain decomposition methods, long-time existence problems, absorbing boundary conditions, pseudo differential and paradifferential
calculus, propagation and reflection of singularities.

Honors and awards

Frontiers in Science Award 2024
PI of the ERC advanced grant BlaHSt 2024-2029.
Frontiers in Science Award 2023
2023 Clay Research Award.
2023 Bôcher Memorial Prize of the AMS.
Plenary speaker at the ICMP, Geneva, 2021.
PI of the ERC consolidator grant EPGR 2017-2022.
Alexandre Joannides prize of the french academy of sciences 2014.
Invited speaker at the ICM, Seoul, 2014.
Prize of the Fondation Sciences Mathématiques de Paris 2009-2010.
Cours Peccot of the Collège de France 2006-2007.

3

Academic employment

09/2022-present

Regular long-term visitor,
Institut des Hautes Etudes Scientifiques.

10/2013-present

Senior CNRS researcher (promoted to first class on 10/2018)
Laboratoire Jacques-Louis Lions, Sorbonne Université.

9/2010-8/2019

Adjunct professor
Ecole Polytechnique.

9/2009-9/2013

Junior CNRS researcher
Department of mathematics, Ecole Normale Supérieure.

10/2004-8/2009

Junior CNRS researcher
Institut de Mathématiques de Bordeaux, Université Bordeaux 1,
on leave at Princeton University.

9/2004-6/2009

Instructor and then Visiting Assistant Professor
Department of Mathematics, Princeton University.

4

Education

Habilitation

Université Paris 13, 2012.

Ph.D.

Université Paris 13, 2004. Under the guidance of Laurence Halpern.

5

Oral communications

Invited lectures in international conferences
01/2025

Workshop “Singularities in Fluids and General Relativity”, Institute forMathematical Sciences, Singapore (Singapore).

09/2024

Workshop “Singularity formation for nonlinear PDEs”, St Catharine’s College, Cambridge (England).

07/2024

International Congress of Basic Science, Beijing (China).

06/2024

Workshop “Nonlinear Waves and Relativity”, Erwin Schrödinger Institute,
Vienna (Austria).

04/2024

Inaugural conference of the french-japanese mathematics laboratory, Tokyo(Japan).

01/2024

Conference “Sanya Waves” at Tsinghua-Sanya International Mathematics
Forum, Sanya (China).

12/2023

Workshop “Mathematical Relativity: Past, Present, Future”, Erwin Schrödinger
Institute, Vienna (Austria).

05/2023

Workshop ”Singularity formation in general relativity and dispersive PDEs”
at ICMS, Edinburgh (Scotland).

04/2023

Riviere-Fabes symposium at University of Minnesota (USA).

02/2023

Workshop ”Nonlinear Waves and Hamiltonian PDE’s”, La Thuile (Italy).

12/2022

Conference ”Frontier in Mathematical Science”, at Tsinghua-Sanya International Mathematics Forum, Sanya (China).

12/2022

Conference MathFlows at CIRM, Marseille (France).

10/2022

Tunisian-French PDE Conference, Hammamet (Tunisia).

9/2022Clay Mathematics Institute workshop on ”Stability and Instability in General Relativity”, Mathematical Institute of the University of Oxford (England).

7/2022AMS-SMF-EMS Joint International Meeting, Université Grenoble Alpes(France).

6/2022Workshop “Nonlinear Waves and Dispersive Equations”, Mathematisches
Forschungsinstitut, Oberwolfach (Germany).

2/2022Workshop “Mathematical perspectives of gravitation beyond the vacuum
regime”, Erwin Schrödinger Institute, Vienna (Austria).

8/2021Plenary lecture at the 20th International Congress on Mathematical Physics
at Geneva (Switzerland).

2/2021

Workshop “Mathematical perspectives of gravitation beyond the vacuum
regime”, Erwin Schrödinger Institute (by visio), Vienna (Austria).

6/2019Conference “Dispersive Waves and related topics” at Bergen (Norway).

5/2019Conference “Nonlinear effects in PDEs and related problems” at Ecole Polytechnique, Palaiseau (France).

3/2019Conference “Les 60 ans de Jean-Yves Chemin” at Institut Henri Poincaré,
Paris (France).

5/2018

Conference “Mathematical General Relativity” at Institut Henri Poincaré,
Paris (France).

12/2017“International Conference on Nonlinear Waves and General Relativity” at
the Chinese University of Hong Kong, Hong Kong (China).

10/2017

Workshop “Propagation of Singularities in Dispersive PDEs” at the Wolfgang Pauli Institute, Vienna (Austria).

8/2017

Workshop “Advances in General Relativity” at the Erwin Schrödinger Institute, Vienna (Austria).

6/2017

Conference “Equations hyperboliques et physique mathématique” in honorof Alain Bachelot, Bordeaux (France).

6/2016“Journées Equations aux Dérivées Partielles” at Roscoff (France).

3/2016“Conference on singularity formation and long-time behavior in dispersive
PDEs” at the Mathematical Institute of the University of Bonn (Germany).

1/2016“Conference on Analysis, Partial Differential Equations, and Geometry”
celebrating the 65th birthday of Sergiu Klainerman, Princeton University,
Princeton (USA).

11/2015“Conference for the 100th Anniversary of General Relativity”, Institut
Henry Poincarré, Paris (France).

10/2015“Workshop on Geometric Hyperbolic PDE” at Imperial College, London(UK).

07/2015

Workshop “Mathematical aspects of general relativity”, Mathematisches
Forschungsinstitut, Oberwolfach (Germany).

02/2015“Dynamics and PDE’s”, Saint-Etienne de Tinée (France).

01/2015“Journées de Mathématiques Appliquées” in honor of Laurence Halpern,
Institut Henry Poincarré, Paris (France).

10/2014“Workshop on Dispersive equations with nonlocal dispersion”, Wolfgang
Pauli Institute, Vienna (Austria).

08/2014“International Congress of Mathematicians”, Seoul (South Korea).

07/2014“HYP2014” at IMPA, Rio (Brazil).

07/2014“Workshop on Asymptotic Analysis in General relativity” at the Institut
Fourier, Grenoble (France).

01/2014“Workshop on Nonlinear Wave Equations and General Relativity” at Oxford university, Oxford (UK).

11/2013“Workshop on Initial Data and Evolution Problems in General Relativity”
at MSRI, Berkeley (USA).

7/2013“20th International Conference on GR and Gravitation” at Warsow (Poland).

5/2013

Conference “Harmonic Analysis, PDEs and Geometry” at ICMAT, Madrid(Spain).

9/2012

Conference “Evolution equations of physics, fluids, and geometry: asymptotics and singularities” at Banff International Research Station, Banff(Canada).

7/2012

Conference “Nonlinear Hamiltonian PDEs” at Ascona (Switzerland).

7/2011

Conference “Asymptotic dynamics driven by solitons and travelling fronts
in nonlinear PDE” at the University of Chile, Santiago (Chile).

2/2011

Conference “Nonlinear Wave and Dispersive Equations” at Kyoto University, Kyoto (Japan).

9/2010Conference “Nonlinear waves and dispersive equations” at Mathematisches
Forschungsinstitut, Oberwolfach (Germany).

6/2010Conference “Equations d’évolutions non-linéaires dispersives” at CIRM,
Marseille (France).

2/2010Conference “Linear and nonlinear hyperbolic equations” at Centro Enniode Giorgi, Pisa (Italy).

11/2009

Conference “Mathematical methods in general relativity and quantum fields
theories” at Paris 6-Paris 7, Paris (France).

6/2009Conference “Nonlinear waves and dispersion” at the center Emilie Borel,
Paris (France).

1/2009“Carolina meeting on Harmonic analysis and PDE” at Chapel Hill (USA).

6/2008

Conference “Hyperbolic Equations in General Relativity” at Bordeaux (France).

6/2008

Conference “Analyse des Equations aux Dérivées Partielles” at Evian (France).

7/2007“6th International Congress on Industrial and Applied Mathematics” at
Zurich (Switzerland).

7/2006“17th International Conference on Domain Decomposition Methods” at
Strobl (Austria).

8/2005“Introductory Workshop in Nonlinear Dispersive Equations” at MSRI, Berkeley (USA).

6/2005

Conference “Analyse des Equations aux Dérivées Partielles” at Forges-LesEaux (France).

6/2002

Conference CANUM 2002 at Anglet (France).

Invited lectures in seminars abroad
2025

Department Colloquium of the National University of Singapore (Singapore)

2024

Colloquium of the Academy of Mathematics and Systems Science (Beijing,
China)

2023

Joint Online Mathematical Relativity Colloquium (JoMaRec)

2022

Michigan State University (East Lansing, USA), University of Science and Technology (China), Department Colloquium of Princeton University (Princeton,
USA)

2021

One World PDE seminar (Bath and Heriott-Watt, UK), Gravitational physics
seminar (Vienna, Austria)

2020

Department Colloquium of the University of Vienna (Vienna, Austria), UC
Berkeley (Berkeley, USA), University of Kentucky (Lexington, USA)2019

Department Colloquium of Princeton University (Princeton, USA), Columbia
University (New York, USA), Institut Mittag-Leffler (Djursholm, Sweden)

2018

Princeton University (Princeton, USA), ISCTE (Lisbon, Portugal), Discussion
group in PDE’s at the Simons center (New York, USA)2017

Department Colloquium of Columbia University (New York, USA), New York
Relativity seminar (Columbia-CUNY-SUNY), EPFL (Lausanne)

2015

ETH analysis seminar (Zurich, Switzerland)

2014

Basel-Fribourg-Zurich seminar in analysis (Basel, Switzerland)

2013

Imperial College (London, UK), Princeton University (Princeton, USA)2012

Department Colloquium of Princeton University (Princeton, USA), MIT (Cambridge, USA), Courant Institute (New York, USA), Columbia University (NewYork, USA)2010

University of Cambridge (Cambridge, UK)2009

Courant Institute of Mathematical Sciences (New York, USA)2008

Brown University (Providence, USA)

2007

Toronto University (Toronto, Canada)

2006

Oberseminar für Numerische Mathematik (Berlin, Allemagne)

2004

Princeton University (Princeton, USA)

Invited lectures in seminars in France
2024

Paris 11, Department Colloquium of IRMA

2023

Ecole Polytechnique

2022

Paris 11, Paris 13, Darboux seminar of the Laboratoire de Physique Théoriqueet Hautes Energies

2021

Seminar X-IHES

2020

Analysis seminar of ENS-Paris 6-Paris 7

2019

Cergy, Groupe de lecture en relativité générale du LJLL, Video seminar Paris13-Berkeley-Bonn-Zurich

2017

Journée EDP non linéaires at Paris 13

2016

Institut d’Astrophysique de Paris

2014

Nantes, Paris 7, Seminar XEDP at IHES-Ecole Polytechnique, Paris 13, Bordeaux, London-Paris Analysis seminar

2013

Nice, Cergy, Seminar of the laboratoire Jacques-Louis Lions at Paris 6, Paris7, Toulouse, Seminar on gravitation of IHES

2012

Marseilles, Paris 6, Bordeaux

2011

Inria Rocquencourt, Ecole Normale Supérieure, Paris 6, Paris 11, analysis seminar of ENS-Paris 6-Paris 7

2010

Video seminar Paris 13-Berkeley-Bonn, Ecole Normale Supérieure de Lyon,
Seminar of the laboratoire Jacques-Louis Lions at Paris 6, Rennes 1

2009

Paris 11, Amiens, Ecole Normale Supérieure, Seminar XEDP at Ecole Polytechnique, analysis seminar of ENS-Paris 6-Paris 7

2007

Paris 7

2005

Bordeaux 1

2004

Seminar XEDP at Ecole Polytechnique, Grenoble, Marseille, Rennes, Paris 11

2003

Paris 13, Toulouse, Paris 11

2002

Ecole Normale Supérieure de Lyon, Paris 13

6

Teaching experience

Graduate courses
5/2024

Mini course at the summer school “(In)stability in fluid mechanics” (2hours)
Cergy Paris University.

7/2023

Mini course for the physics and mathematics department of the National Taiwan University (3 hours)
Online mini course.

2/2023

Mini course at the workshop ”Nonlinear Waves and Hamiltonian PDE’s”(5 hours)
La Thuile.

06/2016

Mini course at “Journées Equations aux Dérivées Partielles” (6 hours)
Roscoff.

06/2014

Mini course at the summer school of the Institut Fourier ”Asymptotic
Analysis in General Relativity” (8 hours)
Institut Fourier.

01/2014

Mini course at the “Workshop on Nonlinear Wave Equations and General Relativity” (4 hours)
Oxford university.

3/2010-5/2010

Distinguished lecture series of the Foundation Sciences Mathématiquesde Paris (20 hours)
Fondation Sciences Mathématiques de Paris.

6/2007

Peccot course (8 hours)
Collège de France.

Master level courses
2024

Course in the Master program of Sorbonne Université (24 hours)
Sorbonne Université.

2010-2019

Petites classes (77 hours per year). Between 2012 and 2019, in charge ofthe general relativity course MAT568 for third year students
Ecole Polytechnique.

2018

Course in the Master program of UPMC (24 hours)
Université Pierre et Marie Curie.

2014

Mini course on ”The stability of solitary waves” for second year students(8 hours)
Ecole Normale Supérieure.

2013

Mini course ”The stability of solitary waves” for second year students (8hours)
Ecole Normale Supérieure.

Undergraduate level courses
9/2004-6/2009

Multivariable calculus for economists (MAT200), linear algebra (MAT202)
Princeton University.

2001-2004

Graduate assistant, 1st year of mathematics cursus
Universite Paris 13.

7

Mentoring activities

Postdocs
9/2022-present

Arthur Touati.

9/2018-8/2022

Siyuan Ma. Siyuan is Associate Professor at the Academy of Mathematics and Systems Science of the Chinese Academy of Sciences since
9/2023.

9/2015-12/2018

Volker Schlue. Volker is Lecturer at the university of Melbourne since
1/2019.

PhD students

9/2024-present

PhD of Xiaodong Li on stability problems in general relativity.

9/2023-present

PhD of Sebastian Gurriaran on stability problems in general relativity.

9/2020-8/2024

PhD of Dawei Shen on stability problems in general relativity. Dawei
a postdoc at Columbia University since 9/2024.

9/2018-8/2022

PhD of Allen Fang on stability problems in general relativity. Allen
is a postdoc at Princeton University and then at Münster University
since 9/2022.

1/2016-10/2020

PhD of Olivier Graf on the Cauchy problem in general relativity.
Olivier is Maı̂tre de Conférence at Université Grenoble Alpes since
9/2022.

2/2014-7/2017

PhD of Stefan Czimek on the Cauchy problem in general relativity.
Stefan is Professor at Leipzig University since 9/2022.

9/2010-12/2014

PhD of Cécile Huneau on the Einstein equations with a translation
symmetry. Cécile is a junior CNRS researcher since 2/2016 at CMLS
(Ecole Polytechnique) since 9/2017.

Master students
1/2024-7/2024

Master thesis of Xiaodong Li on stability problems in general relativity.

1/2023-7/2023

Master thesis of Sebastian Gurriaran on stability problems in generalrelativity.

1/2020-6/2020

Master thesis of Dawei Shen on stability problems in general relativity.

2017-2018

Tutor of Fatima Jabiri, student or the PGSM program of the Fondation
Sciences Mathématiques de Paris.

3/2015-8/2015

First year of master of Caterina Valcu on the wave equation on Kerr.

9/2014-6/2015

Master thesis of Laurent Côté on the constraints equations in generalrelativity.

1/2010-8/2010

Master thesis of Cécile Huneau on general relativity.

Undergraduate students
2012-2019

Mentoring of several students of the Ecole Polytechnique per year on
small projects related to general relativity.

2012

First year internship of Benoı̂t Cadorel at Ecole Normale Supérieure.

2011

Second year internship of Frédéric Machbach at Ecole Normale Supérieure.

9/2009-8/2013

Counceling of several students per year on their cursus at the Ecole
Normale Supérieure.

8ServiceResearch grants• PI of the ERC advanced grant BlaHSt 101141855, 2024-2029.
• PI of the ERC consolidator grant EPGR 725589, 2017-2022.
• PI of the NSF Grant DMS-0504720, 2005-2008.
Thesis referee• Referee on the PhD thesis of Bruno Premoselli (2014).
• Referee on the PhD thesis of Martin Taylor (2015).
• Referee on the habilitation thesis of Jacques Smulevici (2017).
• Referee on the PhD thesis of Siyuan Ma (2018).
• Referee on the PhD thesis of Léo Bigorgne (2019).
• Referee on the PhD thesis of Nicolas Besset (2019).
Member of PhD and habilitation committees• Head of the PhD committee of Yvonne Alama Bronsard (Sorbonne Université, 05/2024).
• Head of the PhD committee of Pascal Millet (Université Grenoble Alpes, 06/2023).
• Member of the PhD committee of Arthur Touati (Ecole Polytechnique, 10/2022).
• Head of the PhD committee of Fatima Ezzahra Jabiri (Sorbonne Université, 10/2021).
• Member of the habilitation committee of Jacek Jendrej (Université Paris 13, 03/2021).
• Member of the habilitation committee of Jérémie Joudioux (Université de Grenoble,
12/2019).

• Member of the PhD committee of Nicolas Besset (Université de Grenoble, 12/2019).
• Member of the PhD committee of Léo Bigorgne (Paris Sud, 6/2019).
• Member of the habilitation committee of Michal Wrochna (Université de Grenoble,
12/2018).
• Member of the habilitation committee of Jacques Smulevici (Paris Sud, 11/2017).
• Member of the PhD committee of Martin Taylor (University of Cambridge, 12/2015).
• Member of the PhD committee of Van Thien Nguyen (Paris Nord, 12/2014).
• Member of the PhD committee of Bruno Premoselli (Cergy Pontoise, 12/2014).
• Member of the PhD committee of Yue Ma (Paris 6, 12/2014).
• Member of the PhD committee of Sari Ghanem (Paris 7, 11/2014).
• Member of the PhD committee of David Parlongue (Paris Nord, 11/2012).
• Member of the PhD committee of Pauline Klein (Nancy, 11/2010).
Member of hiring committees• Member of the hiring committee of the Chair of Excellence CNRS/Université de CergyPontoise (2010).
• Member of the hiring committee of the Chair of Excellence CNRS/Ecole of the Minesde Nancy (2011).
• Member of the hiring committee at the level of Assistant Professor (Maitre de Conférence)of Insa Toulouse (2011).
• Member of the hiring committee at the level of Assistant Professor (Maitre de Conférence)of Université Paris 11 (2012).
• Member of the hiring committee at the level of Professor of Université Montpellier 2(2014).
• Member of the hiring committee for Hadamard lecturers and adjunct professors of Ecole
Polytechnique (2016, 2017).
• Member of the hiring committee at the level of Professor of Université Pierre et Marie
Curie (2017).

• Head of the hiring committee at the level of Professor of Université Pierre et Marie
Curie (2018).
• Member of the hiring committee at the level of Professor of Université de Bordeaux(2018).
• Member of the hiring committee at the level of Professor of Université Paris Diderot(2021).
• Member of the hiring committee of the Chair of junior professor at Rennes (2022).
Editorial activities
2016-2021

Member of the editorial board of the Annales Scientifiques de l’Ecole Normale Supérieure.

2023-present Member of the editorial board of Annals of PDE.
Popularization of science• Talk for high school students as part of the program Science Académie (4/2010).
• Talk at the Cité des Sciences in Paris (4/2012).
• Interview “Un critère pour prévoir l’apparition de singularités dans l’espace-temps” forthe french newspaper La Recherche (6/2012).
• Talk at Télécom Paris Tech (1/2013).
• Article “Une conjecture sur les solutions des équations d’Einstein a été démontrée” inthe french newspaper Pour La Science (11/2015).
• Discussions on the topic “Conceive the unconceivable: infinity, quantum physics andother counter-intuitive notions” at l’Université Pierre et Marie Curie as part of a Science
Festival (10/2016).
Organization of seminars and conferences• Analysis seminar organizer, Princeton university, 2006-2008.
• Co-organizer (with Sergiu Klainerman and Philippe LeFloch) of the conference “Nonlinear Wave Equations” at the Institut Henry Poincarré (5/2013).

• Co-organizer (with Philippe LeFloch and Ghani Zeghib) of the general relativity seminar, Laboratoire Jacques-Louis Lions, Université Pierre et Marie Curie, 2014-2016.
• Co-organizer (with Filipa Caetano, Martin Gander, Florence Hubert, Stephane Labbé,Olivier Lafitte, Véronique Martin, Juliette Ryan and Kevin Santugini) of the a conference in honor of Laurence Halpern at the Institut Henry Poincarré (1/2015).
• Co-organizer (with Sergiu Klainerman) of the mini symposium “Mathematical problems
of general relativity” at the conference Equadiff 2015 at Lyon (7/2015).
• Co-organizer (with Yvan Martel, Frank Merle, Fabrice Planchon and Pierre Raphaël)of a special trimester on “Nonlinear dispersive equations” at the Institut des Hautes
Etudes Scientifiques (5/2016-7/2016).
• Co-organizer (with Philippe LeFloch and Jacques Smulevici) of the general relativity
seminar, Laboratoire Jacques-Louis Lions, Université Pierre et Marie Curie, 2016-2022.
• Co-organizer (with Philippe LeFloch and Jacques Smulevici) of the conference “Mathematical General Relativity” at the Institut Henri Poincaré (5/2018).
• Co-organizer (with Cécile Huneau, Philippe LeFloch and Jacques Smulevici) of thegeneral relativity seminar, Laboratoire Jacques-Louis Lions, Université Pierre et Marie
Curie, 2022-present.
• Co-organizer (with C. Collot, R. Côte, F. Demengel, T. Duyckaerts, J. Jendrej, Y.
Lan, E. Logak, Y. Martel, C. Muñoz, P. Raphaël, N. Tzvetkov and H. Zaag) of theconference in honor of Frank Merle at IHES and Cergy (5/2023).
• Co-organizer (with L. St Raymond) of a special day in honor of the 100th birthday of
Yvonne Choquet-Bruhat at IHES (12/2023).
Others• Member of the scientific committee for the french-chinese IRN (2024-present)• Member of the HCERES committee for the mathematics department of Reims (2022).
• Member of the scientific advisory board of the mathematics UFR of Sorbonne Université(2022-present).
• Member of the mathematics section of the national committee of CNRS (2020-present).
• Member of the committee on parity at the LJLL (2019-2021).
• Head of the committee in charge of short term invitations to the LJLL (2017-present).

• In charge of the Analysis of PDEs part of the report given to the evaluation committeeof the LJLL by the HCERES (2017).
• Member of the committee of following up of PhD students of Paris 13 (2017-2018).
• Member of the jury for the rehearsal of ERC Consolidator interviews organized by
INSMI (9/2017) and by Sorbonne Université (9/2018, 9/2019).
• Grant proposal reviewing for the ERC (2016, 2022, 2024).
• Grant proposal reviewing for the NSERC (2017, 2024).
• Grant proposal reviewing for the Agence Nationale de la Recherche (2014, 2024).
• Grant proposal reviewing for the Austrian Science Fund (2012).
• Steering committee, mathematics department of the Ecole Normale Supérieure (20122013).