Schools Ph.D. Student Retreat Heidelberg, 02 - 06 October 2023 Tau-Tilting Theory and Stability Conditions Cologne, 05 - 08 September 2023 Real, Complex, and Symplectic Reflection Groups Bochum, 06 - 10 March 2023 Pseudoholomorphic Curves in Hamiltonian Dynamics Heidelberg, 27 February - 03 March 2023 RUBys 2022 - Symmetries in Action at the RUB Bochum, 22 - 28 November 2022 Quantitative Aspects in Complex Analysis, Geometry and Dynamics Lille, 25 - 28 October 2021 Topological Fukaya Categories of Surfaces with Stops via Gentle Algebras Cologne, 25 - 27 August 2021 New Developments in Momentum Polytope Theory Madrid, 26 July - 05 August 2021 HIM Trimester Programme `The Interplay between High-Dimensional Geometry and Probability Bonn, 05 January - 23 April 2021 Implicit Function Theorems in Geometry and Dynamics Schloß Rauischholzhausen, 19 - 22 February 2020 Summer School on Persistent Homology and Barcodes Schloß Rauischholzhausen, 05 - 09 August 2019 Topics in Geometry and Completely Integrable Systems Heidelberg, 03 - 24 July 2019 Spring School and Workshop on Polytopes Bochum, 11 - 15 March 2019 Autumn School on Zoll Metrics on the 2-Sphere and Holomorphic Discs Schloß Rauischholzhausen, 14 - 18 November 2018 Summer School on Equivariant Symplectic Homology Schloß Rauischholzhausen, 23 - 27 July 2018 Spring School on Integrability and Vesture for Einstein's Equations Cologne, 27 March - 06 April 2018 Spring School: Tropical Geometry meets Representation Theory Cologne, 12 - 16 March 2018 Local Positivity in Algebraic Geometry and Symplectic Topology Cologne, 15 - 17 January 2018 Winter School in Convex Symplectic Geometry Bochum, 20 - 24 February 2017