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Jonny Smallwood Profile
Jonny Smallwood

@the_mindwanders

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3K
Following
3K
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383
Statuses
8K

Psychology professor tweeting in a personal capacity.

Kingston, Ontario
Joined February 2014
Don't wanna be here? Send us removal request.
@the_mindwanders
Jonny Smallwood
2 years
@NaturalPhiloso3
Kognition Liberation Front (KLF)
2 years
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@brain_apps
Prof. Matthew Apps
1 year
I would be grateful for the retweets. Open PhD position in my group to look at using cognitive computational Neuro approaches to understand motivation.
@brain_apps
Prof. Matthew Apps
1 year
Funded PhD (UK students only). Interested in a PhD working in @MSNlab, co-supervised by @froemero1? Topic is flexible around themes of motivation and decision-making, using techniques such as computational modelling, brain imaging, or brain stimulation.
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@the_mindwanders
Jonny Smallwood
1 year
@ArielleKeller
Arielle Keller
1 year
โ˜€๏ธ New preprint! โ˜€๏ธ Cognitive tests from 23,000+ participants in 4 datasets show cyclical fluctuations across the calendar year, including a small but replicable โ€œsummer slideโ€ where youth show worst performance after school vacation. https://t.co/idZiwpDQML thread below! ๐Ÿ‘‡ /1
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@effiejp
Effie J. Pereira
1 year
Super stoked that we finally have our socials up and running & a big thank you to our lab coordinator Madhu for her fantastic work in putting our website together! Check us out at https://t.co/fjDjq2DhrH!
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quadlab.ca
@Quadlaboratory
Queen's Attentional Dynamics Lab
1 year
Introducing the QuAD lab! The @queensuniversity Attentional Dynamics Lab at @QueensPsyc investigates how, when, and why attention shifts over time. Weโ€™re so excited to introduce you to the team and talk about some of the cool work that weโ€™ll be launching soon!
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@AndrejBicanski
AndrejBicanski
1 year
Dear colleagues, please circulate, I am looking to fill a PhD position in computational neuroscience - fully funded (3 years). Part of an international collab. (4 labs) to test and develop further computational models of episodic and spatial memory https://t.co/2Qq6LcahOP
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cbs.mpg.de
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@Matt_Nour
Matthew Nour
1 year
I'm happy to share our Review article in @TrendsCognSci , "Cognitive Maps and Schizophrenia", synthesising evidence for representation-level abnormalities in the condition, and proposing directions for future work. https://t.co/5wUwAbFCTs
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@PhilippeDOMENE2
Philippe DOMENECH
1 year
๐Ÿšจ Postdoc Position Available in Electrophysiology & Machine Learning! ๐Ÿšจ Join our team at the Institute for Neuromodulation (Hรดpital St-Anne) in Paris, France. Work on cutting-edge research involving voltammetric recordings in human patients. [1/5] ๐Ÿงต #Postdoc #Neuroscience
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@the_mindwanders
Jonny Smallwood
1 year
Remember back in 2022, when we didn't need to worry about a 2nd Trump Presidency, but were concerned about how many participants it would take to map links between personality & brain activity? (cf work by @smarek0502 & @ndosenbach) We have good news ๐Ÿ‘‡ https://t.co/ebwjrvYwJV
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@PessoaBrain
Luiz Pessoa
1 year
Happy to announce! Come join us for a great meeting! Check https://t.co/AKDCbC5yQX and join the society :-) #neuroscience #philosophy
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@saratheriver
Sara Lariviere
1 year
Weโ€™re still looking for one more MSc or PhD student to join our lab @USherbrooke! ๐Ÿ‡จ๐Ÿ‡ฆ Canadian students can start as early as January! We have many ongoing projects in neuroimaging of epilepsy and early brain development. More info here ๐Ÿ‘‰๐Ÿผ๐Ÿ‘‰๐Ÿฝ๐Ÿ‘‰๐Ÿพ
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slic-lab.github.io
Exploring cutting-edge research in neuroimaging, epilepsy, brain development, and so much more!
@saratheriver
Sara Lariviere
1 year
My new lab @USherbrooke is hiring (MSc, PhD)! * Cool research on neuroimaging, epilepsy, brain development, etc. * Located in a brand new building (lots of natural light) * Worldwide collaborations * Fun & inclusive environment * FR/EN Find out more:
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@C_Shamballa
Joรฃo Guassi Moreira
1 year
Super interesting paper, excited to dig in
@the_mindwanders
Jonny Smallwood
1 year
Remember back in 2022, when we didn't need to worry about a 2nd Trump Presidency, but were concerned about how many participants it would take to map links between personality & brain activity? (cf work by @smarek0502 & @ndosenbach) We have good news ๐Ÿ‘‡ https://t.co/ebwjrvYwJV
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@the_mindwanders
Jonny Smallwood
2 years
@NaturalPhiloso3
Kognition Liberation Front (KLF)
2 years
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@the_mindwanders
Jonny Smallwood
1 year
This project was led by the AWESOME @Hardigirl (post doc in @THinC_Lab) but benefited from collaborations with @MilhamMichael @TingsterX @sofievalk @leechbrain @borisberhardt @DanielMargulies and others.
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@the_mindwanders
Jonny Smallwood
1 year
The good news is that we can optimise task contexts to maximise their sensitivity to specific relationships, reducing the cost of future BWAS. See work by @leechbrain @romy_lorenz to see how this could work https://t.co/6r3Yc7IHK0
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@the_mindwanders
Jonny Smallwood
1 year
So the take home is that BWAS studies that use only 1 situation (often rest) require large sample sizes because any single situation may not be suited to detect brain-trait associations for all trait dimensions. See this nice review by @GrattonCaterina
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pubmed.ncbi.nlm.nih.gov
Predicting individual behavioral traits from brain idiosyncrasies has broad practical implications, yet predictions vary widely. This constraint may be driven by a combination of signal and noise in...
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@the_mindwanders
Jonny Smallwood
1 year
Importantly we looked at how many people you would need to show the relations in the best tasks for capturing a specific trait. Our estimates suggest hundreds (not thousands) of people would be needed to show the brain-trait relationship seen in the whole sample.
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@the_mindwanders
Jonny Smallwood
1 year
These relations were clear for #gradients 3 (task positive-task negative) and 2 (vision-motor). Tasks with a strong response for one trait were different to those for other traits. This suggests there is likely no -one-size-fits-all situation for all brain-trait associations
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@the_mindwanders
Jonny Smallwood
1 year
We examined if location of any of the tasks in the state-space varied with traits using Linear Mixed Models in R. We found little evidence that traits uniformly impact on brain activity in all tasks. Instead brain-trait association were often stronger in some tasks than others ๐Ÿ‘‡
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@the_mindwanders
Jonny Smallwood
1 year
To this end we took the task data from the Human Connectome Project and examined how brain activity in each situation vary with the Big-5 Personality traits. We built a 3d state-space using the first three #gradients from the work by @margulies and projected task data into it ๐Ÿ‘‡
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@the_mindwanders
Jonny Smallwood
1 year
Brain Wide Association Studies (BWAS) often make an assumption: Traits are expressed equally in a situation e.g. rest. However, psychology know some traits are expressed more in some situations than others. this contextually-bound view of personality help improve BWAS?
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