Maurits Ertsen
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mauritsertsen.bsky.social
Maurits Ertsen
@mauritsertsen.bsky.social
Interdisciplinary water scholar. And cats...

Director of Studies of the MSc program Environmental Engineering at TU Delft, the Netherlands
That was a happy evening: copying Q-sorts in a data file while semi-watching movies.
December 9, 2025 at 9:53 PM
A very suitable present for a unicorn fan in my position! Sweet, but not too sugary. Good rabbits too! Not too many pieces either... 😉🙄
December 6, 2025 at 1:39 PM
And now a good start of the weekend!
December 5, 2025 at 7:08 PM
Home office status: all good!
December 5, 2025 at 9:39 AM
@number10cat.bsky.social will disagree, I assume...
December 5, 2025 at 9:37 AM
Home!
December 4, 2025 at 10:08 PM
Just finalized this large audiobook-while-commuting project. Very enjoyable. The few weeks left this year will feature some lighter stuff! 😉
December 1, 2025 at 9:34 PM
Home!
November 29, 2025 at 4:17 PM
Reposted by Maurits Ertsen
📢 We are hiring! Tenure-track position in environmental history with a focus on long-term socio-ecological research. Exciting opportunity for post-docs working at the interface of environmental history & sustainability sciences. Deadline Jan 6, please spread far and wide! boku.ac.at/fileadmin/da...
boku.ac.at
November 27, 2025 at 11:52 AM
Reposted by Maurits Ertsen
Interested in a tenure track position to work with us in environmental history at SEC and BOKU University in Vienna? Deadline to apply is Jan, 6 next year, details here: boku.ac.at/fileadmin/da...
boku.ac.at
November 27, 2025 at 8:49 AM
Even though I am (happily) wearing Rupsje Nooitgenoeg this week, I do notice emotional attachment to my home office sign as well given some of the exchanges I've had so far... 🙄😉
November 27, 2025 at 11:54 AM
We did negotiations today in Eng&GlobDev. Check these examples: groups did not necessarily agree on what agreement was reached. Hint: results for a should be similar, for b as well, etcetera. Good fun, and not unimportant for students to discover and learn about.
November 26, 2025 at 5:51 PM
She's been like this for hours now... 😉 It does show how calm my office is today!
November 25, 2025 at 12:40 PM
Happy Mollie.
November 24, 2025 at 7:04 PM
Good morning... 😉
November 22, 2025 at 9:24 AM
Happiness.
November 21, 2025 at 1:28 PM
Hello garden!
November 21, 2025 at 9:51 AM
The benefit of working from home - next to having some hours to work on things...
November 21, 2025 at 8:19 AM
Morning view.
November 20, 2025 at 11:13 AM
We did water systems in Eng for Glob Dev today!
November 19, 2025 at 5:54 PM
@nieuws.nos.nl, doorhalen wat niet verlangd wordt? 😉
November 18, 2025 at 6:27 PM
Trust me, I am really working on a research proposal...
November 17, 2025 at 2:47 PM
Met interesse gelezen. Ik moet nou wel even goed gaan nadenken wat ik er nou van vind. Afwisselend in elk geval, wat leuk was, maar ik merkte tijdens het lezen ook dat ik niet altijd overtuigd was...

www.walburgpers.nl/nl/book/9789...
Het Ministerie van Middeleeuwse Zaken
De huidige maatschappij staat voor ongekende uitdagingen, zoals het voorkomen van verdere uitputting van de planeet, het omgaan met natuurextremen, en het waarborgen van duurzaam bestuur, goed onderwi...
www.walburgpers.nl
November 15, 2025 at 9:21 PM
After a long week in Delft, I am home again!
November 15, 2025 at 4:43 PM
We did the survival exercise again today. Groups scored consistently better (lower) compared to the average scores of group members. Being smart together works! 😉😃
November 12, 2025 at 4:41 PM