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Posts by Brain, Body, & Technology Lab

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Excited to be in Kobe for the Neural Control of Movement conference! 🇯🇵🧠 #NCMKobe26 @ncmsociety.bsky.social

I will be presenting Friday at 10:30 on how finger-extending exoskeletons are integrated into the human sensorimotor system.

Very grateful to be here as an NCM scholarship awardee!

23 hours ago 9 1 0 0
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Great time at the Donders Institute Open Day – De Brein Show! 🧠✨

We brought our Exoskeleton demo, where visitors experienced extending the body with extra long fingers.

Thanks to everyone who stopped by, and our team: Floris van Wettum, Eleni Manias, Thomas Kooiman, and Chris Vajdík 🦾

3 weeks ago 2 1 0 0
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Spatial maps of the arm and tool: Accuracy, precision, and the effect of tool use There is evidence that the sensorimotor system builds fine-grained spatial maps of the limbs based on somatosensory signals. Can a hand-held tool be m…

New paper led by @pevianiv.bsky.social!

We show maps of a hand-held tool can be built with accuracy comparable to arm. Tool use did not change accuracy but affected precision. This suggests the sensorimotor system can extend body-like representations to tools.

www.sciencedirect.com/science/arti...

4 weeks ago 3 2 0 1
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Donders Institute Open Dag | 21 maart | Radboud Universiteit Een dag vol interactieve belevenissen van spannende escape rooms en illusies tot live demonstraties, talks en experimenten – voor jong en oud.

Curious how YOUR brain adapts to body augmentations? 🧠

On 21 March we will be at the Donders Institute Open Day (De Brein Show) in Nijmegen. Our lab @bbt-lab.bsky.social will be part of the demos, where you can try our finger-extending exoskeleton 🦾

More info 👉 www.ru.nl/donders-inst...

1 month ago 6 3 0 0

As body-augmenting technologies become more common, it is important to understand how the brain decides what counts as "the body", and how that changes over time.

My first postdoc paper 🦾 now out in @elife.bsky.social 👇

1 month ago 40 15 0 0
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The human body is remarkably adaptable, capable of integrating artificial enhancements from tools to prosthetic limbs.

Researchers have used finger extensions to test how the brain updates its expectations over time.

🔗 buff.ly/HxxCzTz

1 month ago 15 7 1 1
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How does the brain adapt to artificial body extensions over time?

With a wearable finger-extension device, we reveal distinct phases of proprioceptive plasticity: during wear, after active use, and even after removal.

Now in @elife.bsky.social:
elifesciences.org/reviewed-pre...

2 months ago 21 9 1 0

Congratulations to @pevianiv.bsky.social on the BRNet ECR Pioneer Award 🏆🎉
It has been a pleasure working with Valeria in our lab. A fantastic and well-deserved recognition 👏

2 months ago 4 2 0 0
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🎉 BRNet ECR Pioneer Award winner 🎉

Congrats to Dr Valeria Peviani 🏆

A postdoc at the Donders Institute & UKE Hamburg, Valeria’s work explores how body perception emerged from multisensory signals, combining computational modelling, psychophysics & electrophysiology.

👏 Well deserved!

2 months ago 11 3 0 3
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The Spatial Coding of Touch Is Defined in Intrinsic, Limb-Specific Coordinates: An EEG Study The brain computes the spatiotopic position of touch by integrating tactile and proprioceptive signals (i.e., tactile remapping). While it is often assumed that the spatiotopic touch location is mappe...

New paper led by @pevianiv.bsky.social!

Using EEG and varied hand positions, we tested how the brain localizes touch. Neural gradients showed limb-specific, intrinsic coding emerging ~160 ms after touch, challenging extrinsic remapping theories.

www.jneurosci.org/content/46/5...

2 months ago 3 3 0 0

Really happy to share that my talk on how spatial finger augmentation reshapes proprioceptive and tactile maps was accepted as an oral presentation at @ncmsociety.bsky.social meeting in Kobe 🇯🇵 I will present a computational framework for how artificial extensions integrate into body representation.

3 months ago 9 4 1 0
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If you're at #IMRF2025 @imrf.bsky.social and interested in chatting about our newest line of work on body augmentations that we developed at the @bbt-lab.bsky.social, feel free to reach out! Always happy to connect. We have a preprint here: www.biorxiv.org/content/10.1... 🦾

9 months ago 10 6 0 0

Congratulations to @pevianiv.bsky.social for an amazing talk! Don't forget to check out her latest preprint 👉 www.biorxiv.org/content/10.1...

9 months ago 5 1 0 0
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Valeria C. Peviani @pevianiv.bsky.social presenting her talk "A mirror symmetric spatial code maps touch on both hands in the human brain".

9 months ago 2 1 1 1
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Floris van Wettum presenting his poster "Optimal integration of a novel sound-to-space mapping into sensorimotor control loops".

9 months ago 4 1 0 0
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Huseyin Orkun Elmas presenting his poster "Bayesian modeling reveals distinct priors for tactile and proprioceptive localization".

9 months ago 6 2 1 0
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Arina Schippers presenting her poster "Embodying exoskeletal fingers changes their perceived weight".

9 months ago 4 1 1 0
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Siebe Geurts presenting his poster "Proprioceptive adaptation to finger-extending exoskeletons". (Curious about the results? Checkout are newest preprint here 👉 www.biorxiv.org/content/10.1...).

9 months ago 5 1 1 0

Throwback to the poster sessions at #BRNet2025 where our brilliant master’s and PhD students from the Brain, Body, and Technology Lab presented their fantastic work!

Each of their posters deserves its own spotlight; we’ll be sharing them in the thread below 👇

9 months ago 2 1 1 0
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More short talks at #BRNet2025. Valeria C. Peviani from Donders Institute starting to talk about her EEG study! 🧠

9 months ago 8 2 0 0

Dynamics of sensorimotor plasticity during exoskeletal finger augmentation www.biorxiv.org/content/10.1101/2025.07....

9 months ago 3 2 0 0

Dynamics of sensorimotor plasticity during exoskeletal finger augmentation www.biorxiv.org/content/10.1101/2025.07....

9 months ago 3 2 0 0

Just in time for #BRNet2025 !

9 months ago 13 3 0 0

New work from the lab on how the body representation dynamically adapts to wearable augmentation 🦾

9 months ago 7 2 0 0
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Dynamics of sensorimotor plasticity during exoskeletal finger augmentation How does the brain integrate artificial body extensions into its somatosensory representation? While prior work has shown that tool use alters body representation, little is known about how artificial...

How does the brain integrate artificial body extensions? Using a custom-built finger-extending exoskeleton, we show that wearable augmentations are quickly integrated into body representation, with proprioceptive space adapting to the device’s structure and function.

www.biorxiv.org/content/10.1...

9 months ago 37 15 2 2
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Great first keynote talk at #BRNet2025 by Pieter Medendorp @pmedendorp.bsky.social, featuring work of @pevianiv.bsky.social:

9 months ago 18 2 0 0
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@pevianiv.bsky.social talking about her excellent work on biases in hand perception as an example of the use of computational modelling in body representation research. Paper here: www.cell.com/current-biol....

9 months ago 5 1 0 0
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And now the second part on model fitting!
@pevianiv.bsky.social

9 months ago 4 2 1 0
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Welcome everyone to the first day of the #BRNet2025 Conference in Utrecht! 🇳🇱
We have just finished the first part of the computational modelling workshop, led by @lukemillerneuro.bsky.social @pevianiv.bsky.social @kkilteni.bsky.social. A lot of important knowledge, great questions and discussions!

9 months ago 14 5 1 0
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The spatial coding of touch is defined in intrinsic, limb-specific coordinates: an EEG study The brain localizes touch in space by integrating tactile and proprioceptive signals, a process known as tactile remapping. While it is often assumed that the remapped touch is encoded in an extrinsic...

New preprint!
We find that tactile remapping relies on intrinsic, limb-specific spatial codes, emerging ~160 ms post-stimulus in centro-parietal regions.

by @pevianiv.bsky.social, Hüseyin O. Elmas, @pmedendorp.bsky.social‬, & @lukemillerneuro.bsky.social

www.biorxiv.org/content/10.1...

9 months ago 7 3 0 0