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Prof Cheryl Metcalf

@cherylmetcalf.bsky.social
54 followers 30 following 6 posts

Professor of Health Innovation & Technology at the University of Southampton, UK. Head of School- Healthcare Enterprise & Innovation. Exec Dir. MSc Medical Technology, Innovation & Design. Inventor, innovator, leader and mam of boys.

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Prof Cheryl Metcalf @cherylmetcalf.bsky.social · 03/10/2025
Looking forward to today - always an interesting day @sehta.bsky.social
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Haden Dewis @hadendewis.bsky.social · 05/08/2025
Authors on blue sky: @hadendewis.bsky.social, @haywardgodwin.bsky.social, @cherylmetcalf.bsky.social
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Reposted by Prof Cheryl Metcalf
Haden Dewis @hadendewis.bsky.social · 05/08/2025
🧵 6/6 Bottom line: Interactive search is strongly biased by effort. When searching, we begin by focusing on areas that require the least effort. Even when doing so comes at a cost. 📄 Full paper: doi.org/10.3758/s134...
doi.org
Easy does it: Selection during interactive search tasks is biased towards objects that can be examined easily - Attention, Perception, & Psychophysics
It is well understood that attentional selection is required to deploy visual attention to relevant objects within displays during visual search tasks. Interactive search, an extension of visual searc...
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Haden Dewis @hadendewis.bsky.social · 05/08/2025
🧵5/6 To our surprise, in Experiment 2, participants consistently prioritised interactions with information-poor cubes first. 🔍 Why? We believe that whilst less optimal, it was cognitively easier to process information-poor cubes first. In other words, effort wins again.
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Haden Dewis @hadendewis.bsky.social · 05/08/2025
🧵 4/6 In Experiment 2 we focused on visual information. Cubes either contained multiple shapes (information-rich) or were predominately empty (information-poor). Our logic? Focusing on areas with a large number of potential targets would be the more optimal strategy.
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Haden Dewis @hadendewis.bsky.social · 05/08/2025
🧵 3/6 In Experiment 1, half of the cubes were made to be hard to rotate, and half were easy. Our results showed that participants developed an extremely strong and consistent bias towards selecting easy cubes first. 😴 We’re wired to avoid physical effort – even in simple mouse movements.
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Haden Dewis @hadendewis.bsky.social · 05/08/2025
🧵 2/6 Methods: We ran two experiments where participants rotated virtual cubes whilst trying to find a target T-shape amongst distractor L shapes. 💻 We utilised @threejs.org and @jspsych.org to make this possible. You can demo this yourself via this link! – tinyurl.com/4tz6aufs
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Haden Dewis @hadendewis.bsky.social · 05/08/2025
Ever fumbled through your bag for your keys? That’s an interactive search: moving objects to uncover obscured visual information. In a new paper from our lab, we asked: What determines where people choose to look first in these tasks? Spoiler: effort matters. 🔗 doi.org/10.3758/s134... 🧵1/6
doi.org
Easy does it: Selection during interactive search tasks is biased towards objects that can be examined easily - Attention, Perception, & Psychophysics
It is well understood that attentional selection is required to deploy visual attention to relevant objects within displays during visual search tasks. Interactive search, an extension of visual searc...
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Prof Cheryl Metcalf @cherylmetcalf.bsky.social · 06/07/2025
Well, that’s one way to work at a weekend!
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Prof Cheryl Metcalf @cherylmetcalf.bsky.social · 04/07/2025
Fascinating introduction to the health system in Sri Lanka today from our excellent colleagues from the Commonwealth Fellowship and the University of Columbo.
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Chris Ponting @cgatist.bsky.social · 12/05/2025
On World ME Day, congratulations Jodie Hamilton, winner of the Emerge Australia ME/CFS Awards for Excellence in Journalism vist.ly/3n3rpyr. Thank you, Emerge, for shortlisting my "Ignored, blamed, and sometimes left to die" article. theconversation.com/ignored-blam...
theconversation.com
Ignored, blamed, and sometimes left to die – a leading expert in ME explains the origins of a modern medical scandal
The co-lead of the world’s largest ever genetic study into ME calls for a radical change in how society deals with the disease.
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Prof Cheryl Metcalf @cherylmetcalf.bsky.social · 12/05/2025
For Head Space week I’m taking a moment and have whisked my way up to London to @thekingsfund.bsky.social to hear Marshall Ganz talk about his new book: People Power Change : Organising for Democratic Renewal #booklaunch
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George Takei @georgetakei.bsky.social · 04/05/2025
He sure did!
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Prof Cheryl Metcalf @cherylmetcalf.bsky.social · 03/05/2025
Relaxing day after a crazy few weeks!
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riksredguard.bsky.social @riksredguard.bsky.social · 28/04/2025
I have waited my whole life, for this moment....
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Prof Cheryl Metcalf @cherylmetcalf.bsky.social · 25/04/2025
Home for the weekend. What a beautiful thing to see approaching the station!
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