My interests revolve around homotopy and category theory at large, especially where they meet topological physics. My supervisor is Theo Johnson-Freyd.

**contact:** daniel.teixeira@dal.ca

- 17 Nov 23: I gave a talk at the USP categories seminar about ladders of 2-categories. Here are the notes (in Portuguese).
- Oct/Nov 23: I participated at an online work on (∞,2)-categories workshop organized by Moser, Razekh and Rovelli. That was so fun!
- 1 Nov 23: I gave a talk at the Dalhousie honours seminar about category theory.
- 26 Oct 23: We started a spectral sequences reading group at Dalhousie. Click here for more.
- 14 Oct 23: I gave a talk at the MSCS 2023 about ladders of 2-categories.
- 6 Oct 23: I gave a talk at the Dalhousie graduate seminar about the toric code.
- 3-8 Sept 23: I attended the GCS2023 summer school at Les Diablérets, Switzerland.
- 19-23 Jun 23: I attended the École d'été sur les fibrés et leur connexions at the Université de Sherbrooke.
- 1-5 May 23: I attended the Atlantic TQFT spring school at Wolfville, NS.
- 21 Sept 22: I talked about the Morita bicategory of modules in the TQFT reading group. See the notes here.
- 22 Feb 22: I defended my master's thesis! Go check it out.

For the 2023-24 year I am the PhD representative of the Math Grad Society. Please write to me about any matters in that front.

Dalhousie University is in Mi'kma'ki, the ancestral and unceded territory of the Mi`kmaq.