| Mar 23, 2026 | A Family of Instanton-Invariants for Four-Manifolds and Their Relation to Khovanov Homology has been published in SIGMA! |
| Feb 19, 2026 | MuRiT v1.0.0 is out – a complete rewrite with a new graph-based input format. This makes it a lot easier to use. |
| Feb 19, 2026 | I’ll give a talk on Single cells, population dynamics, and Euler characteristic profiles at the EPFL Topology Seminar on April 2. (Slides) |
| Jan 16, 2026 | New preprint: A Riemannian Autocorrelation Function and its Application to Non-Local Isoperimetric Energies with Denis Brazke and Sebastian Nill is now on arXiv. We generalize Matheron’s covariogram to Riemannian manifolds using the geodesic flow and prove Γ-convergence results for non-local isoperimetric energies on spheres. |
| Dec 14, 2025 | I’ll be participating in ATMCS 12 in Leipzig. I’ll contribute a flash talk on The Tangled Web They Weave: Neural Representations as Directed Simplicial Complexes. Slides. |
| Dec 14, 2025 | I’ll be talking about Topological Signatures of Convergence in Viral Evolution at the Dioscuri TDA Seminar on January 13th, 2026. Slides. |
| Nov 19, 2025 | I’ll be presenting some early work on Euler characteristic profiles of single cell data at the Velten Group Seminar on November 27th, 2025. Cancelled due to illness. New date: January 20th, 2026. Slides. |
| Nov 9, 2025 | At last: it’s the week of GTML 2025, 10-14 Nov, MPI MiS Leipzig. |
| Sep 26, 2025 | Adiabatic Solutions of the Haydys-Witten Equations and Symplectic Khovanov Homology has been accepted for publication in Advances in Theoretical and Mathematical Physics! |
| Sep 25, 2025 | Online talk about my PhD thesis at the Gauge Theory Seminar at Rutgers University on October 14th, 2025. Slides. |
| May 20, 2025 | Happy to get the chance to travel to Chicago and participate in the Geometric Realization of the AATRN, meet me there! I’ll bring along a poster about the Mech Interp project on directed simplicial complexes and neural networks. |
| Apr 4, 2025 | Accepted to contribute a talk at the Young Topologists Meeting 2025 in Stockholm. This one will be about a small little project on directed simplicial complexes, neural networks, and mechanistic interpretability. Looking forward to sharing it! Slides. |
| Feb 28, 2025 | The Geometry, Topology, and Machine Learning 2025 conference is happening at the Max-Planck Institute for Matheamtics in the Sciences in Leipzig, Nov 10-14, 2025. Registration is open until March 31, 2025. Registration is now closed. |
| Jan 3, 2025 | New preprint: Adiabatic Solutions of the Haydys-Witten Equations and Symplectic Khovanov Homology! This is a slightly modified version of the final chapter of my PhD thesis, uploaded as an independent document for easier reference. |
| Dec 19, 2024 | New preprint: A family of instanton-invariants for four-manifolds and their relation to Khovanov homology! This is a slightly modified version of the background chapter of my PhD thesis, uploaded as an independent document for easier reference. |
| Dec 1, 2024 | Will be talking about my view on Persistence and Coarse-Graining in Dynamical Biological Systems at the MPI for molecular cell biology and genomics, Dec 12, Dresden. |
| Aug 30, 2024 | This has been a fun little diversion: My Academic Family |
| Jul 15, 2024 | Happy to be accepted for a contributed talk about our TDA work on the evolution of SARS-CoV-2 at the 4th workshop on Computational Persistence, Sep 23 to Sep 27, TU Graz. |
| Jun 26, 2024 | I’ll be giving an Online talk about my PhD project at the Morningside Center of Mathematics, Beijing, July 3rd. |
| Jun 7, 2024 | New preprint: An Algebraic Framework for the Modeling of Limit Order Books. Accompanying blog post here. This is in continuation of earlier work on limit order books with my brother, Johannes Bleher, University of Hohenheim. |
| Apr 5, 2024 | New blog post processing one of the ideas I’ve picked up at Dagstuhl. |
| Mar 4, 2024 | Visiting the MPI for Mathematics in the Sciences in Leipzig, Mar 11 - Mar 15. |
| Jan 22, 2024 | Invited to Dagstuhl Seminar 24122 - Low-Dimensional Embeddings of High-Dimensional Data: Algorithms and Applications, Mar 17 – Mar 22. Looking forward to interesting discussions! |
| Jan 8, 2024 | I’ll be visiting Thomas Walpuski at HU Berlin, Jan 30 - Feb 01. |
| Jan 3, 2024 | My new website just went online!   |