Conference on Solvable Lattice Models, Number Theory and Combinatorics, Hamilton Mathematics Institute, Trinity College Dublin in Dublin, Ireland (with B. Brubaker, D. Bump, S. Friedberg, and H.P.A. Gustafsson)

BPS Dynamics and Quantum Mathematics, Galileo Galileo Insitute For Theoretical Physics, Firenze, Italy, May 20 - June 21, 2024, (with C. Closset, P. Longhi, F. Nieri, and M. Yamazaki)

New Connections Between Physics and Number Theory, Pollica Physics Centre, Castello dei Principi Capano di Pollica, Salerno - Italy, May 05-16, 2023, (with D. Bump, S. Friedberg, M. Green, J. Harvey, A. Kleinschmidt, D. Persson and R. Volpato)

Mini-Workshop: Quantization of Complex Symplectic Varieties, Mathematisches Forschungsinstitut Oberwolfach, Germany, October 2-8, 2022 (with J. A. Cruz Morales, O.M. Dumitrescu and Motohico Mulase)

LOEWE Conference on Conformal Field Theory, Darmstadt, Germany, September 21-24, 2021 (with T. Arakawa, P. Fiebig and N. Scheithauer)

GEOQUANT School and Conference at the University of Freiburg, August 2-13, 2021 (with S. Barmeier, M. Bordemann, J. Schnitzer and M. Ungureanu)

INI programme New Connections in Number Theory and Physics at the Isaac Newton Institute, Cambridge, UK, May 4 - June 25, 2021 (with D. Bump, S. Friedberg, M. Green, A. Kleinschmidt, and D. Persson); due to the SARS-CoV-2 pandemic, the programme was replaced by a one-week online workshop, May 24 - 28, 2021, plus a 2022 symposium, August 1 - September 23, 2022

Summer School Special Holonomy - Geometry and Physics, University of Freiburg, Germany; September 23 -27, 2019 (with S. Goette and N. Große)

Fourth Meeting for Young Women in Mathematics Cohomological Methods in Geometry; University of Freiburg, Germany; May 1-3, 2019 (with N. Große, A. Huber-Klawitter and M. Ungureanu)

ESI Workshop Moonshine, Erwin Schrödinger Institute, Vienna, Austria; September 10 - 14, 2018 (with J. Duncan, A. Taormina and T. Wrase)

School and Workshop "Global Differential Geometry", AIMS M'bour, Sénégal; May 14 - 25, 2018 (with H. Dathe, B. Hanke and A. Wade)

10th Seminar on Conformal Field Theory, A Conference on Vertex Algebras and Related Topics, RIMS Kyoto, Japan; April 23 - 27, 2018 (with T. Arakawa, P. Fiebig, N. Scheithauer, and H. Yamauchi)

GDM-DMV Meeting 2018, Paderborn, Germany; March 5-9, 2018 (member of the organizing committee)

19th ÖMG Congress and Annual DMV Meeting 2017, Salzburg, Austria; September 11-15, 2017 (member of the organizing committee)

Aspen Workshop Quantum Gravity & New Moonshines, Aspen Center for Physics, USA; May 28 - June 18, 2017 (with A. Castro, M. Cheng and A. Taormina)

MITP- Workshop Women at the intersection of mathematics and high energy physics, Mainz, Germany; March 06-10, 2017 (with G. Honecker, S. Paycha and K. Rejzner)

Third Meeting for Young Women in Mathematics Cohomological Methods in Geometry, Freiburg, Germany, February 11-14, 2017 (with N. Große, A. Huber-Klawitter and H. Sigloch)

Workshop on Topological Recursions and TQFTs, Mathematisches Forschungsinstitut Oberwolfach, Germany, February 14-20, 2016 (with G. Borot, L. Chekhov, and B. Eynard)

LMS Durham Symposium: New Moonshines, Mock Modular Forms and String Theory in Durham, UK, August 3-12, 2015 (with S. Murthy and A. Taormina)

Second Meeting for Young Women in Mathematics Cohomological Methods in Geometry, Freiburg, Germany, May 21-22, 2015 (with A. Degeratu and A. Huber-Klawitter)

Summer school on Homological Mirror Symmetry, August 13-17, 2014, at the University of Freiburg, Germany (with E. Scheidegger)

DEF: Darmstadt-Erlangen-Freiburg Seminar on Conformal Field Theory, seminar series jointly organized with P. Fiebig and N. Scheithauer since 2013

18th ÖMG Congress and Annual DMV Meeting 2013, Innsbruck, Austria; September 23-27, 2013 (member of the organizing committee)

First Meeting for Young Women in Mathematics Cohomological Methods in Geometry, Freiburg, Germany, May 01-03, 2013 (with A. Huber-Klawitter and S. Kitchen)

ICMS meeting Algebraic geometry, modular forms and applications to physics, ICMS Edinburgh, Scotland, November 26-30, 2012 (with V. Gritsenko, Shigeyuki Kondo, R. Salvati Manni, and G. Sankaran)

Summer school Introduction to Geometric Langlands, July 30 - August 3, 2012, at the University of Freiburg, Germany (with W. Soergel and S. Kitchen)

Andrejewski-Day The mathematics of quantum transport, May 18, 2012, at the University of Freiburg, Germany (with A. Buchleitner)

Workshop on Singularity theory and integrable systems, Mathematisches Forschungsinstitut Oberwolfach, Germany, April 22-28, 2012 (with B. Dubrovin, C. Hertling, and I. Strachan)

Hausdorff Trimester Program Integrability in geometry and mathematical physics, Hausdorff Research Institute for Mathematics in Bonn, Germany, January-April 2012 (with F. Pedit, U. Pinkall, I.A. Taimanov, and A. Veselov),
in particular Workshop on Integrability in topological field theory, April 16-20 (with A. Klemm)

Mini-Workshop Higher dimensional elliptic fibrations, Mathematisches Forschungsinstitut Oberwolfach, Germany, October 3-10, 2010 (with G. Brown and A. Degeratu)

Workshop on Algebraic and Topological Aspects of D-branes in Würzburg, Germany, December 17-18, 2009 (with J. Appell and C. Honerkamp)

Geometry and topological field theories in Warwick, UK, February 15 - April 20, 2008 (with R. Donagi, C. Hertling, N. Hitchin, M. Reid and E. Scheidegger), subactivity of the 2007-08 Warwick EPSRC Symposium on Algebraic Geometry; in particular School and Workshop on The geometry and integrability of topological QFT and string theory

From tQFT to tt* and integrability in Augsburg, Germany, May 25 - 29, 2007 (with R. Donagi)

LMS Durham Symposium: Geometry, Conformal Field Theory and String Theory in Durham, UK, July 22 - August 1, 2005 (with P. Bowcock and P. Dorey)

Ninth ABC-KLM Network Meeting in Gregynog, Wales, October 28 - 31, 2004 (with D.E. Evans)

Fifth ABC-KLM Network Meeting: "The ubiquitous ADE, McKay correspondence, and other topics in geometry and physics" at the University of Warwick, January 30 - February 2, 2003