Historian of early modern science and art | max planck research group leader at the Bibliotheca Hertziana - Max Planck Institute for Art History #VisualizingScienceInMediaRevolutions | Co-Investigator of www.visualizingtheunknown.comhttps://bsky.app/profile/sietskefransen.bsky.socialhttps://bsky.app/profile/sietskefransen.bsky.social/post/3mldj3s5jnc24Wonderful days in Cambridge with Visualizing the Unknown @huygensknaw.bsky.social and Visualizing Science @bhmpi.bsky.social teams to explore collections and exchange with scholars working on Visual Culture and Natural History. @Fitzwilliammuseum @hpscambridge.bsky.social @whipplemuseum.bsky.social08 May 2026 10:21 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3mldj3s5jnc24https://bsky.app/profile/sietskefransen.bsky.social/post/3mgnejepvuc2tThis was one of those amazing experiences: 3 days of focus, no computers, learning skills from a fantastic teacher, which we can use for our own historical inquiries. #lovingmyjob #whatagreatanddedicatedteam #drawing [contains quote post or other embedded content]09 Mar 2026 17:20 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3mgnejepvuc2thttps://bsky.app/profile/sietskefransen.bsky.social/post/3m3dpo2aanc24Super dress match met Trude Dijkstra vanavond bij #avondwm, de Avond van wetenschap & maatschappij waar we als tafelwetenschappers een stelling mochten inbrengen en bespreken met fantastische tafelgenoten. #boekwetenschap & #wetenschapsgeschiedenis16 Oct 2025 21:36 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3m3dpo2aanc24https://bsky.app/profile/sietskefransen.bsky.social/post/3lolsbyk24s2oVenice this week! For the opening of the exhibition “Diagrams, a project by AMO/OMA” at the Fondazione Prada, Ca’Corner. It has been fantastic to play a small role in this project and it is even better to now see the whole show in reality, and amazing to speak to all the people involved07 May 2025 16:16 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lolsbyk24s2ohttps://bsky.app/profile/sietskefransen.bsky.social/post/3lnxfiw45yc2uThis is a project I have been working on for several month and I am very excited that the exhibition “Diagrams. A Project by AMO/OMA” will open soon —> 10 May at Ca’ Corner, Fondazione Prada, Venice [contains quote post or other embedded content]29 Apr 2025 13:34 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lnxfiw45yc2uhttps://bsky.app/profile/sietskefransen.bsky.social/post/3lnuffzypq22tThis week I have the honour of taking care of the Bluesky account @historicivertellen.bsky.social, where I well show you a bit more about my work (week). All in Dutch! [contains quote post or other embedded content]28 Apr 2025 08:55 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lnuffzypq22thttps://bsky.app/profile/sietskefransen.bsky.social/post/3lmbwecijm22oThe amazing #drawing course “Drawing Rome” will run again, taught by artist and architect David Dernie. It’s an amazing way to learn to see, observe and draw (and to explore #Rome) for beginners as well as experienced people.08 Apr 2025 07:12 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lmbwecijm22ohttps://bsky.app/profile/sietskefransen.bsky.social/post/3lk3r2fggok2vToday! Exciting seminar about #materiality and #visualizations of the #sky with Omar Nasim and Nicholas Robbins. Taking place 14:00-16:00 @bhmpi.bsky.social and also online. Please join us! https://www.biblhertz.it/events/41036/2598514 🗃️🔭🧪🎨11 Mar 2025 09:31 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lk3r2fggok2vhttps://bsky.app/profile/sietskefransen.bsky.social/post/3liyjczkyoc2xLess than a week to apply for predoc and postdoc fellowships in my group. Come and join us! Deadline March 3rd. @bhmpi.bsky.social https://www.biblhertz.it/de/opportunities/fellowships-fransen25 Feb 2025 09:09 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3liyjczkyoc2xhttps://bsky.app/profile/sietskefransen.bsky.social/post/3lifmudmsp227Here is a link to an online exhibit my team curated out of the amazing rare books collection of the @bhmpi.bsky.social. All books are also fully digitized and freely available to study! 🗃️ #earlymodern #science #art [contains quote post or other embedded content]17 Feb 2025 20:52 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lifmudmsp227https://bsky.app/profile/sietskefransen.bsky.social/post/3lgxfxx74422pVery pleased this came out! I investigate epistemic values of texts, images, and objects in seventeenth-century microscopy. https://royalsocietypublishing.org/doi/10.1098/rsnr.2024.004530 Jan 2025 11:46 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lgxfxx74422phttps://bsky.app/profile/sietskefransen.bsky.social/post/3lgvnq62sxk2aFinal call for fellows in my group, please apply if you want to be part of the team! [contains quote post or other embedded content]29 Jan 2025 19:00 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lgvnq62sxk2ahttps://bsky.app/profile/sietskefransen.bsky.social/post/3lgg33hg5is2nHappy #paper day with the research group, visiting the Museo della carta e della filigrana in #Fabriano. Learning about the history of paper (making) and doing it ourselves! @bhmpi.bsky.social #visualizingscience23 Jan 2025 14:16 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lgg33hg5is2nhttps://bsky.app/profile/sietskefransen.bsky.social/post/3ld77vwjgpk26To whom it may concern: [contains quote post or other embedded content]13 Dec 2024 16:39 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3ld77vwjgpk26https://bsky.app/profile/sietskefransen.bsky.social/post/3ld2msg6wgc2yThis is such an amazing course! I did it in the summer and loved it! Learned so much about drawing, Rome, and looking and observing. I’d recommend it to everyone! [contains quote post or other embedded content]11 Dec 2024 20:46 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3ld2msg6wgc2yhttps://bsky.app/profile/sietskefransen.bsky.social/post/3lbevi7oszk2fMy home institution is now also here, please follow! Bibliotheca Hertziana - Max Planck Institute for Art History @bhmpi.bsky.social #art #earlymodern 🗃️ and so much more!20 Nov 2024 11:57 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3lbevi7oszk2fhttps://bsky.app/profile/sietskefransen.bsky.social/post/3l7qozf4sbz2tWe had had a great #VisionLab with the VisualizingtheUnknown team @ubleiden.bsky.social today! They even had a drawing by Anthony van Leeuwenhoek himself 🔬!30 Oct 2024 17:43 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3l7qozf4sbz2thttps://bsky.app/profile/sietskefransen.bsky.social/post/3l7pygm6q352kPerfect research day @ubleiden.bsky.social !! [contains quote post or other embedded content]30 Oct 2024 10:59 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3l7pygm6q352khttps://bsky.app/profile/sietskefransen.bsky.social/post/3l7o4yu5h4v2zA great podcast in which @chrmeijer.bsky.social tells us more about her wonderful research project #BuggingBugs, also #earlymodern 🐜🦟🐛🧪🗃️. https://www.voxweb.nl/podcast/in-a-nutshell-s-2-e-2-why-are-we-afraid-of-insects-with-charlotte-meijer29 Oct 2024 17:16 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3l7o4yu5h4v2zhttps://bsky.app/profile/sietskefransen.bsky.social/post/3l7o4hdg6ta2vHeel leuk initiatief! [contains quote post or other embedded content]29 Oct 2024 17:06 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3l7o4hdg6ta2vhttps://bsky.app/profile/sietskefransen.bsky.social/post/3l525gme3yv235 days left to apply…👇 [contains quote post or other embedded content]26 Sep 2024 07:40 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3l525gme3yv23https://bsky.app/profile/sietskefransen.bsky.social/post/3l4ybpoftja2xHello new followers! I am an historian of #earlymodern science and art and I run a research group on Visualizing Science in Media Revolutions at the Bibliotheca Hertziana in Rome, and am co-I of Visualizing the Unknown. Interested in everything from visual culture of🔬to observing by drawing. 🗃️🧪🎨25 Sep 2024 13:51 +0000at://did:plc:julebehjrg7uomwhzvfnn77f/app.bsky.feed.post/3l4ybpoftja2x