diff --git a/docs/about.md b/docs/about.md
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@@ -7,10 +7,12 @@ The research software engineering (RSE) community at the Paul Scherrer Institute
 ### [Achim Gsell](https://www.psi.ch/en/lsm/people/achim-gsell)
 **HPC System and Software Engineer at Paul Scherrer Institute**
 
-He is a senior system engineer and software developer in the High‑Performance Computing & Emerging Technologies group at PSI. He is in charge of the software deployment with [Pmodules](https://pmodules.gitpages.psi.ch) and in the developer team of the [OPAL framework](https://amas.web.psi.ch/opal/Documentation/2024.1/).
+Achim is a senior system engineer and software developer in the [High‑Performance Computing & Emerging Technologies group](https://www.psi.ch/en/awi/high-performance-computing-and-emerging-technologies-group) at PSI. He is in charge of the software deployment with [Pmodules](https://pmodules.gitpages.psi.ch) and a member of the [OPAL framework](https://amas.web.psi.ch/opal/Documentation/2024.1/) developer team.
+
+!!! Expertise
+    
 
 ### [Elsa Germann](https://www.psi.ch/de/awi/people/elsa-sylvia-germann)
-
 **HPC System Engineer at Paul Scherrer Institute**.
 
 She was employed for the transition of Merlin from PSI local (Merlin6) to CSCS Alps (Merlin7). She is in charge of the deployment of the Spack instance at PSI [`spack-psi`](https://gitea.psi.ch/HPCE/spack-psi) and always happy to answer tickets about compilation problems.
@@ -20,9 +22,10 @@ She was employed for the transition of Merlin from PSI local (Merlin6) to CSCS A
 
 ### [Michael Weinold](https://www.psi.ch/en/ta/people/michael-weinold)
 
-**Michael is the 2025/2026 [RSE Ambassador](https://web.archive.org/web/20250709171610/https://rse.swiss/blog/2025_02_21_call_for_ambassodors/enhancer_call_rse_ambassadors.pdf) of Paul Scherrer Institute**.
+!!! tip "RSE Ambassador 2025/2026"
+    **Michael is the 2025/2026 [RSE Ambassador](https://web.archive.org/web/20250709171610/https://rse.swiss/blog/2025_02_21_call_for_ambassodors/enhancer_call_rse_ambassadors.pdf) of Paul Scherrer Institute**.
 
-He is a doctoral student in the [Group for Technology Assessment](https://www.psi.ch/en/ta) in the [Laboratory for Energy Systems Analysis](https://www.psi.ch/en/lea) in the [PSI Center for Energy and Environment](https://www.psi.ch/en/cee). He works on open-source software for environmental impact assessment with a focus on sustainable air transport.
+Michael is a doctoral student in the [Group for Technology Assessment](https://www.psi.ch/en/ta) in the [Laboratory for Energy Systems Analysis](https://www.psi.ch/en/lea) in the [PSI Center for Energy and Environment](https://www.psi.ch/en/cee). He works on open-source software for environmental impact assessment with a focus on sustainable air transport.
 
 He has developed the [`jetfuelburn`](https://jetfuelburn.readthedocs.io/en/latest/), [`greengraph`](https://greengraph.readthedocs.io/en/latest/)  and [`brightwebapp`](https://brightwebapp.readthedocs.io/en/latest/) Python packages and has been primarily responsible for [the technical documentation of the Brightway life-cycle assessment framework](https://docs.brightway.dev/en/latest/).